Multiplication Review

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What is multiplication?

Back

Multiplication is a mathematical operation that represents the repeated addition of a number. For example, 4 x 3 means adding 4 three times (4 + 4 + 4).

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What is the product in multiplication?

Back

The product is the result of multiplying two or more numbers together. For example, in 5 x 6, the product is 30.

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How do you estimate a multiplication problem?

Back

To estimate a multiplication problem, round the numbers to the nearest ten or hundred and then multiply. For example, to estimate 27 x 7, round 27 to 30 and multiply: 30 x 7 = 210.

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What is an array in multiplication?

Back

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

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What does it mean to multiply by zero?

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Any number multiplied by zero equals zero. For example, 7 x 0 = 0.

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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, 4 x 5 = 5 x 4.

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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).

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How can you use multiplication to solve word problems?

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To solve word problems using multiplication, identify the quantities involved and determine how many times one quantity is repeated. Then, multiply to find the total.

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What is a factor in multiplication?

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A factor is a number that is multiplied by another number to get a product. For example, in 6 x 4, both 6 and 4 are factors.

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What is a multiplication table?

Back

A multiplication table is a chart that shows the products of pairs of numbers, typically from 1 to 12. It helps in learning multiplication facts.