Maths dictionary
What is a decimal?
A decimal is a number written with a decimal point. Digits after the point show tenths, hundredths and so on.
Definition
A decimal is a number written with a decimal point. Digits after the point show tenths, hundredths and so on.
Example
0.35 means 3 tenths and 5 hundredths, which is 35/100.
Tip
Line up the decimal points when you add or subtract decimals.
Practise it
- Worksheets: Adding and subtracting decimals (Grade 4)
- Worksheets: Multiplying decimals (Grade 5)
- Online maths practice
Quick check: try these
Work each one out on paper, then tap the question to see the answer.
51.62 + 78.34 =
Answer: 129.96
2.95 + 81.85 =
Answer: 84.8
47.05 + 98.35 =
Answer: 145.4
57.54 + 59.36 =
Answer: 116.9
Learn it in depth
Decimal is part of Decimals for Class 6: notes, formulas, solved examples with every step, common mistakes and ten practice questions with answers. Want a teacher to go through it with you? See Class 6 maths tuition.
Related words
FAQ
Decimal: questions
What is a decimal?
A decimal is a number written with a decimal point. Digits after the point show tenths, hundredths and so on. 0.35 means 3 tenths and 5 hundredths, which is 35/100.
What is a common mistake with decimal?
Line up the decimal points when you add or subtract decimals.
Where do students learn decimal?
Decimals is usually taught in Class 6, and the ideas come back in later classes. Chapter names and order differ by board and textbook, so follow your own textbook. We have a full page with notes, solved examples and practice questions.
Play it, don't just read it
Try it now: Profit and loss
Eight quick questions with instant feedback. Your score is saved on this device and counts in the games and learning paths too.
Profit and loss (Grade 7): Finding profit or loss as a percentage of the cost price, and the selling price after a gain or loss. Open the practice page or print a worksheet.
Or play a game
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