Aimsweb Mental Computation Fluency 4th Grade

Front

What is multiplication?

Back

Multiplication is a mathematical operation where a number is added to itself a certain number of times. For example, 3 multiplied by 4 (3 x 4) means adding 3 four times: 3 + 3 + 3 + 3 = 12.

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What is the product of 20 and 15?

Back

The product of 20 and 15 is 300.

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What is the product of 800 and 40?

Back

The product of 800 and 40 is 32,000.

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What is the product of 50 and 50?

Back

The product of 50 and 50 is 2,500.

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What is the product of 350 and 10?

Back

The product of 350 and 10 is 3,500.

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What is the product of 400 and 60?

Back

The product of 400 and 60 is 24,000.

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What does the term 'factor' mean in multiplication?

Back

A factor is a number that is multiplied by another number to get a product. For example, in 4 x 5, both 4 and 5 are factors.

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What is an array in multiplication?

Back

An array is a visual representation of multiplication, showing objects arranged in rows and columns. For example, 3 rows of 4 objects each represent 3 x 4.

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What is the commutative property of multiplication?

Back

The commutative property states that changing the order of the numbers in multiplication does not change the product. For example, 3 x 4 = 4 x 3.

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What is the associative property of multiplication?

Back

The associative property states that when multiplying three or more numbers, the way in which the numbers are grouped does not change the product. For example, (2 x 3) x 4 = 2 x (3 x 4).