Comparing Decimals
Compare two decimals to hundredths (or up to three decimal places) by reasoning about size using place-value understanding; record with >, =, <
Teaching approaches
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1 approach
If your child compares 0.45 and 0.54, can they use place value to explain which is bigger — without reaching for a calculator?
Compare two decimals to hundredths (or up to three decimal places) by reasoning about size using place-value understanding; record with >, =, <
Learning resources
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This concept
Check understanding
- Compare 0.45 and 0.405 and explain which is greater
- Order 3.142, 3.14, 3.2 from smallest to largest
- Justify that 0.7 = 0.70 = 0.700 using place-value reasoning
“If your child compares 0.45 and 0.54, can they use place value to explain which is bigger — without reaching for a calculator?”
Curriculum record
- Type
- Procedural
- Subject
- Mathematics
- Domain
- Fractions
- Age range
- Ages 9–10