Blog
Guides that explain how the data on this site works, and how to use it.
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CD vs savings account: which is better for your money?
A CD locks in a fixed rate for a set term but charges a penalty for early withdrawal; a savings account pays a variable rate and lets you withdraw anytime. When to use each.
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Easy banana bread recipe (one bowl, no mixer)
A moist one-bowl banana bread with 3 ripe bananas, melted butter and no mixer. Bake at 350°F for 55 to 65 minutes. Includes tips, swaps and storage times.
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How long to cook salmon in the oven (time chart)
Bake salmon fillets at 400°F for 12 to 15 minutes, until they reach 145°F and flake easily. Time chart by temperature and thickness, plus a simple lemon garlic method.
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How to cook quinoa (fluffy, not mushy)
Use 1 cup quinoa to 2 cups water, simmer covered for 15 minutes, then rest 5 minutes. Stovetop, rice cooker and Instant Pot methods, plus ratios and storage times.
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How to thaw frozen meat safely (3 approved methods)
Thaw meat in the fridge, in cold water or in the microwave, never on the counter. Thawing times for chicken, beef and turkey, and when you can refreeze.
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Overnight oats recipe (basic ratio plus 5 flavors)
Mix 1/2 cup rolled oats with 1/2 cup milk and 1/4 cup yogurt, then chill overnight. The base ratio, five flavor ideas, nutrition and how long overnight oats keep.
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Credit union vs bank: pros, cons and which to choose
Credit unions are member-owned nonprofits that often have lower fees and loan rates; banks usually offer more branches, ATMs and technology. Both insure deposits up to $250,000.
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How long do eggs last in the fridge? (and the float test)
Raw eggs in the shell last 3 to 5 weeks in the fridge, hard-boiled eggs 1 week. Storage chart for every kind of egg, what the carton dates mean and whether the float test works.
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How long does cooked chicken last in the fridge?
Cooked chicken lasts 3 to 4 days in the fridge and 2 to 6 months in the freezer. Storage chart for raw and cooked chicken, reheating temperatures and spoilage signs.
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How much water should you drink a day?
The National Academies suggest about 3.7 liters of total water a day for men and 2.7 liters for women, of which about 80% comes from drinks. What that means in cups, and when you need more.
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What is a SWIFT code (BIC)? Format and how to find it
A SWIFT or BIC code is an 8 or 11-character code that identifies a bank for international transfers. How to read it, where to find it, and SWIFT vs routing number vs IBAN.
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How much does it cost to mail a letter in 2026?
A Forever stamp costs 82 cents since July 12, 2026, covering a 1 oz letter anywhere in the US. Prices for extra ounces, postcards and international letters, and how many stamps you need.
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How to roll over a 401(k): direct vs indirect rollover
When you leave a job, you can keep your 401(k), move it to a new employer plan, roll it into an IRA or cash out. How a direct rollover works, the 60-day rule and 20% withholding.
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How to write a check: step-by-step with example
Fill in the date, payee, amount in numbers, amount in words, memo and signature. A step-by-step guide to writing a check, with cents, and how to avoid check fraud.
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Salmon nutrition: protein, omega-3 and wild vs farmed
A 3.5 oz (100 g) portion of cooked salmon has about 180-210 calories, 22-25 g protein and about 2 g of omega-3 fats. Compare wild and farmed salmon and how much to eat.
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Saturated vs unsaturated fat: what is the difference?
Saturated fat is solid at room temperature and raises LDL cholesterol; unsaturated fat is liquid and can lower it. Daily limits, food examples and label tips.
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How to ship a package internationally from the US
Pack well, fill in a customs declaration, check the destination country's prohibited items, and pick a service. Step-by-step guide to international shipping, customs forms and duties.
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Peanut butter nutrition: calories in 1 and 2 tablespoons
Two tablespoons of peanut butter have about 190 calories, 7 g protein and 16 g fat. See the calories per tablespoon, natural vs regular, and how it compares with almond butter.
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Sweet potato vs white potato: which is healthier?
Sweet and white potatoes have almost the same calories. Sweet potatoes have far more vitamin A and a little more fiber, while white potatoes have more potassium. Full comparison.
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The 4% rule for retirement: how it works and its limits
The 4% rule says you can withdraw 4% of your savings in year one, then adjust for inflation, with a high chance your money lasts 30 years. How to use it, the 25x rule and its weaknesses.
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ACH vs wire transfer: speed, cost and safety compared
ACH transfers are cheap or free and take 1 to 3 business days; wire transfers arrive the same day but cost $15 to $50 and cannot be reversed. When to use each.
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Certified mail vs registered mail: which do you need?
Certified Mail gives proof of mailing and a delivery record; Registered Mail adds a secure chain of custody and insurance up to $50,000. Differences, uses and when to add a return receipt.
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Greek yogurt vs regular yogurt: nutrition compared
Greek yogurt has about twice the protein and half the carbs of regular yogurt, while regular yogurt has more calcium. Side-by-side nutrition and which to choose.
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Quinoa vs rice: calories, protein and fiber compared
Per cup cooked, quinoa has about 222 calories, 8 g protein and 5 g fiber, compared with 205 calories, 4 g protein and under 1 g fiber for white rice. Full comparison with brown rice.
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Social Security full retirement age: chart by birth year
Full retirement age is 67 for anyone born in 1960 or later. See the age chart, how much benefits drop if you claim at 62, the 8% a year gain for waiting until 70, and 2026 earnings limits.
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FDIC insurance limit explained: $250,000 and how to get more
The FDIC insures deposits up to $250,000 per depositor, per bank, per ownership category. How ownership categories work, what is not covered, and how to check if your bank is insured.
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How much sodium per day? Limits and salt conversions
The Daily Value for sodium is 2,300 mg, about one teaspoon of salt. See sodium vs salt conversions, the foods that supply the most, and how to cut back.
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Oatmeal nutrition facts: calories, protein and fiber
Half a cup of dry rolled oats has about 150 calories, 5 g protein and 4 g fiber. Compare rolled, steel-cut and instant oats, and see why oats are good for cholesterol.
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Required minimum distributions (RMDs): age 73 rules explained
You must start RMDs from traditional IRAs and 401(k)s at age 73 (75 if born in 1960 or later). How RMDs are calculated, deadlines, penalties and which accounts are exempt.
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USPS vs UPS vs FedEx: which is cheapest for your package?
USPS is usually cheapest for small, light packages; UPS and FedEx are often better for heavy or large boxes and business shipping. Compare services, speed, PO boxes and dimensional weight.
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How many grams of sugar per day? Added sugar limits
The food label Daily Value for added sugars is 50 g, the AHA suggests 25 g for women and 36 g for men, and the new Dietary Guidelines cap it at 10 g per meal. Here is how to use each.
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How much fiber per day? Targets and high-fiber foods
Adults need about 25 to 38 grams of fiber a day, and the Daily Value is 28 g. See targets by age and sex, a high-fiber food chart and how to add fiber without discomfort.
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Roth IRA vs traditional IRA: differences and 2026 limits
A traditional IRA gives a tax break now; a Roth IRA gives tax-free withdrawals later. Compare rules, 2026 contribution and income limits, and how to decide which is right for you.
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Routing number vs account number: the difference
The routing number identifies your bank; the account number identifies your account. How to tell them apart on a check, how long each is, and which one to give for direct deposit.
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What is a ZIP+4 code and how do you find yours?
A ZIP+4 adds four digits to a 5-digit ZIP code to pinpoint a delivery segment such as a city block, building or PO box. What the digits mean, how to find yours and whether you need it.
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401(k) contribution limits 2026: $24,500 plus catch-up
The 2026 401(k) limit is $24,500. Workers 50+ can add $8,000, and those aged 60 to 63 can add $11,250. Full 2026 limits for 401(k), 403(b), 457, TSP, IRA and SIMPLE plans.
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Are food preservatives bad for you? What the evidence says
Most approved food preservatives are safe at the levels used. Here is what each common type does, which ones have real concerns, and how to spot them on a label.
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How much protein do you need per day? (by weight)
The RDA is 0.8 g of protein per kg of body weight, and the 2025-2030 Dietary Guidelines suggest 1.2 to 1.6 g/kg. See grams per day by weight, with food examples.
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How to address an envelope (US format with examples)
Put the recipient address in the center, your return address top left and the stamp top right. US address format examples for apartments, PO boxes, businesses and international mail.
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How to measure flour correctly: cups vs grams
Measure flour with the spoon-and-level method or a scale. A cup of flour is about 120 to 125 g, but scooping can add 20 percent or more.
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Oven temperature chart: °F to °C and gas mark
Convert oven temperatures between Fahrenheit, Celsius and gas mark. Chart for 250 to 500°F, the formula, and how to adjust for a fan oven.
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Safe internal cooking temperatures chart
Minimum safe internal temperatures for chicken, beef, pork, fish, eggs and leftovers, based on USDA guidance, with Celsius equivalents.
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US cup vs metric cup vs UK cup: differences
A US cup is 237 ml, a metric cup is 250 ml, and UK measures differ again. Learn how the differences affect recipes and how to adjust.
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What is a routing number and how do you find yours?
A routing number is the 9-digit code that identifies your US bank for direct deposits, transfers and checks. Where to find it, what the digits mean and ACH vs wire routing numbers.
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How to cook fluffy white rice on the stove
Simple stovetop method for fluffy long-grain white rice: the water ratio, cooking time and resting step, plus tips for brown rice and leftovers.
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ZIP codes vs ZCTAs: why free lists never match
ZIP codes and Census ZCTAs look alike but are different things. Here is why free ZIP code lists disagree, and what that means for you.
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How to halve or double a recipe (with chart)
Halve or double any recipe with this chart for cups, tablespoons and teaspoons, plus what to change for eggs, spices, pan size and cooking time.
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How to boil eggs: soft, medium and hard
Exact times for soft, jammy and hard-boiled eggs, an ice-bath trick for easy peeling, and how long boiled eggs keep. Simple step-by-step method.
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How many teaspoons are in a tablespoon?
There are 3 teaspoons in a tablespoon. See how to halve, third and double small measures, and why an Australian tablespoon is different.
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Rice calories: cooked vs uncooked, white and brown
Cooked white rice has about 130 calories per 100 g, uncooked about 365. Learn why and how to count rice correctly.
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How many tablespoons are in a stick of butter?
One US stick of butter is 8 tablespoons, 1/2 cup, 4 ounces or 113 grams. Conversion chart, calories per tablespoon and how to soften butter fast.
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How many tablespoons are in a cup? (with chart)
There are 16 tablespoons in a US cup. See the chart for 1/4, 1/3, 1/2, 2/3 and 3/4 cup, plus the teaspoon and milliliter equivalents.
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How many square feet are in an acre?
An acre is 43,560 square feet, or 4,047 square meters. Chart of acres to square feet, hectares and square miles, with size comparisons.
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Net carbs vs total carbs: what is the difference?
Net carbs are usually total carbohydrate minus fiber. Learn how to calculate them, why the term is not official, and examples with real foods.
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How many ounces are in a cup? Fluid vs weight
A US cup is 8 fluid ounces, but the weight in ounces depends on the ingredient. Learn the difference and see typical weights for flour, sugar and butter.
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How to read a nutrition facts label (US)
A plain guide to the US nutrition facts label: serving size, calories, % Daily Value, added sugars and how to compare products.
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Cups, pints, quarts and gallons: how many in each?
A pint is 2 cups, a quart is 4 cups and a gallon is 16 cups. Full US liquid measure chart with fluid ounces, liters and an easy memory trick.
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How much protein is in an egg? Size, white and yolk
A large egg has about 6 grams of protein. See protein and calories for every egg size, plus the white and yolk separately.
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How many calories are in an avocado?
Avocado has about 160 calories per 100 g. See calories for a third, half and whole avocado, plus the fat, fiber and potassium.
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How long to bake chicken breast at 400°F
Bake boneless chicken breast at 400°F for 18 to 30 minutes until it reaches 165°F. Times by thickness, tips for juicy chicken and a simple recipe.
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How many calories are in an apple? By size
A medium apple has about 95 calories. See calories, fiber and sugar for small, medium and large apples.
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Easy pancakes from scratch (fluffy, 8 pancakes)
A simple pancake recipe with pantry ingredients: flour, milk, egg and baking powder. Includes gram and milliliter amounts and tips for fluffy results.
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How many calories are in a banana? By size
A medium banana has about 105 calories. See calories, carbs, fiber and potassium for every banana size, plus the per 100 g figures.
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How are calories calculated? Protein, carbs and fat
Calories come from protein, carbohydrate, fat and alcohol. Learn the 4-4-9 rule, why it only approximates food labels, and a worked example.
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How long can food sit out? Fridge times
Perishable food should not sit out more than 2 hours (1 hour above 90°F). Fridge times for leftovers, raw meat and eggs, from USDA guidance.
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High-protein foods: protein per 100 g compared
Compare the protein and calories in 100 g of chicken, tuna, salmon, eggs, nuts, cheese, yogurt and beans, and how to read the numbers fairly.
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How unit conversion works: a simple guide
Learn how to convert units using conversion factors. Simple rules for multiplying or dividing, checking your answer and avoiding common mistakes.
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Buttermilk substitute: 4 easy ways to replace it
No buttermilk? Mix milk with lemon juice or vinegar, or thin yogurt with milk. Exact amounts per cup, and when each substitute works best.
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Cups to grams: why there is no single answer
A cup is a measure of volume and a gram is a measure of weight, so the answer depends on the ingredient. Typical values for common baking staples.
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Baking soda vs baking powder: how they differ
Baking soda needs an acid to work, baking powder already contains one. Learn how they differ, typical amounts, and how to substitute one for the other.
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Chicken breast: raw vs cooked calories and protein
Raw chicken breast has about 120 calories per 100 g and cooked has about 165. Here is why the numbers differ and which one to use.
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How to convert grams to ounces (and back)
Divide grams by 28.35 to get ounces, or multiply ounces by 28.35 to get grams. Formula, worked examples and a quick chart for cooking.