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Simple Number Tools
Free calculators, worksheets, problem generators, and answer keys for everyday math and study.
Popular Calculators
Start with the tools people reach for most often: percentages, loans, EMI, compound interest, and fractions.
Calculators Percentage Calculator Calculate percentages, find what percent one number is of another, or work backward from a percentage. Calculators Loan Calculator Estimate a monthly loan payment, total paid, and total interest using loan amount, rate, and term. Calculators EMI Calculator Estimate an equated monthly installment using principal, annual interest rate, and loan tenure in months. Calculators Compound Interest Calculator Estimate compound interest and final amount with different compounding frequencies. Calculators Fraction Calculator Add, subtract, multiply, and divide fractions with simplified answers. Worksheets Percentage Worksheets Print percentage practice with basic percent questions, percent change problems, word problems, and answer keys.
Practice, Print, Check
Worksheets and problem sets include answer keys, so students can practice and parents or teachers can check quickly.
Worksheets Fraction Worksheets Print fraction practice for simplifying fractions, equivalent fractions, addition, subtraction, and answer keys. Worksheets Percentage Worksheets Print percentage practice with basic percent questions, percent change problems, word problems, and answer keys. Problems Fraction Problems With Answers Practice fraction problems with answers, including simplifying, equivalent fractions, operations, and word problems. Problems Percentage Problems With Answers Practice percentage problems with answers, including easy, medium, word, and challenge questions. Generators Percentage Problem Generator Generate printable percentage problems with an answer key for quick practice.
Made for Quick Practice
Pick a calculator, print a student worksheet, or check an answer key without digging through long explanations.
Calculate Instantly
Enter a few numbers and see the result right away, with short steps that explain what happened.
Print Student Sheets
Use practice pages for classwork, tutoring, homework review, or extra practice at home.
Check Answers Separately
Answer keys print apart from the student worksheet so practice stays clean and easy to review.