Spiral Review

Front

What is expanded form?

Back

Expanded form is a way of writing numbers that shows the value of each digit. For example, 2,541 in expanded form is 2,000 + 500 + 40 + 1.

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CCSS.4.NBT.A.2

Front

How do you round a number to the nearest hundred?

Back

To round a number to the nearest hundred, look at the tens digit. If it is 5 or more, round up. If it is 4 or less, round down.

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CCSS.4.NBT.A.3

CCSS.3.NBT.A.1

Front

What is 10 to the 2nd power?

Back

10 to the 2nd power is 100, because 10 x 10 = 100.

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CCSS.6.EE.A.1

Front

What is the product of 33 and 52?

Back

The product of 33 and 52 is 1,716.

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Front

How do you round a number to the nearest ten?

Back

To round a number to the nearest ten, look at the ones digit. If it is 5 or more, round up. If it is 4 or less, round down.

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CCSS.4.NBT.A.3

CCSS.3.NBT.A.1

Front

What does the term 'place value' mean?

Back

Place value is the value of a digit based on its position in a number. For example, in 2,541, the 5 is in the hundreds place, so its value is 500.

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CCSS.4.NBT.A.1

Front

What is the value of the digit 4 in the number 4,562?

Back

The value of the digit 4 in the number 4,562 is 4,000, because it is in the thousands place.

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CCSS.4.NBT.A.1

Front

What is the difference between rounding and estimating?

Back

Rounding is adjusting a number to a specific place value, while estimating is making a rough calculation or judgment about a number.

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CCSS.5.NBT.B.7

Front

What is a multiplication problem?

Back

A multiplication problem is a mathematical operation where one number is multiplied by another. For example, 33 x 52.

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Front

What is the nearest hundred to 4,562?

Back

The nearest hundred to 4,562 is 4,600.

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