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Unit 4: Place value and decimals
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About this unit
To really understand how decimal numbers work, we need a deep understanding of place value. The big picture goal of these tutorials is to connect decimal place value to the idea of multiplying by 10.Practice
- Place value namesGet 5 of 7 questions to level up!
- Value of a digitGet 5 of 7 questions to level up!
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Practice
- Compare decimals through thousandthsGet 5 of 7 questions to level up!
- Compare decimals in different formsGet 3 of 4 questions to level up!
- Order decimalsGet 3 of 4 questions to level up!
- Compare decimals word problemsGet 3 of 4 questions to level up!
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Practice
- Round decimals Get 5 of 7 questions to level up!
- Round decimals using a number lineGet 3 of 4 questions to level up!
- Understand decimal roundingGet 3 of 4 questions to level up!
- Round decimals word problemsGet 3 of 4 questions to level up!
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Practice
- Multiply and divide whole numbers by 10, 100, and 1000Get 3 of 4 questions to level up!
Learn
Practice
- Multiply and divide decimals by 10Get 3 of 4 questions to level up!
- Multiply and divide decimals by 10, 100, and 1000Get 3 of 4 questions to level up!
Practice
- Powers of tenGet 5 of 7 questions to level up!
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Practice
- Multiply and divide by powers of 10Get 5 of 7 questions to level up!
- Understanding moving the decimalGet 5 of 7 questions to level up!
Practice
- Compare decimal place valueGet 3 of 4 questions to level up!
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Practice
- Regroup whole numbersGet 3 of 4 questions to level up!
- Regroup decimalsGet 3 of 4 questions to level up!
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