Decimals Practice Online 👑 Premium
Build fluency with decimal numbers — from basic arithmetic to rounding, place value, and conversions. Practice with instant feedback and compete on global leaderboards. Available with the Mathpop Premium Pass.
Start Practicing DecimalsAll Decimal Topics Covered
Add decimal numbers with up to 2 decimal places.
Subtract decimals with precision.
Multiply decimals by whole numbers and other decimals.
Divide to produce a clean decimal quotient.
Round to the nearest whole number, tenths, or hundredths.
Convert common fractions to decimals (e.g., ¾ = 0.75).
Convert percentages to their decimal form.
Identify digits in the tenths and hundredths place.
Decimal Answers Accepted
Decimal problems use the standard number input — just type your answer including the decimal point (e.g., 3.75). Mathpop accepts answers within a small tolerance for rounding questions.
Why Decimals Matter
💰 Real-World Relevance
Decimals appear in money, measurements, science, and statistics. Mastering them is essential for everyday life and further study.
⚡ Instant Feedback
See right away if your decimal answer is correct — including for rounding questions with multiple valid forms.
🏆 Compete on Leaderboards
Every question answered in Decimals mode contributes to your global Mathpop rank and leaderboard position.
🎨 Scratch Pad
Use the built-in whiteboard to line up decimal points and work through long division and multiplication.
Frequently Asked Questions
How precise do my decimal answers need to be?
Mathpop accepts answers within 0.01 of the correct value for decimal questions, so rounding errors at the last decimal place are handled gracefully.
Is decimals practice free?
Decimals is a premium category available with the Mathpop Premium Pass ($4.99/month or $49.99/year).
What age group is decimals suitable for?
Decimal content ranges from elementary (basic addition of tenths) to high school level (dividing and converting complex fractions to decimals).