Multiplication and Division Review

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.

Front

What is division?

Back

Division is a mathematical operation that splits a number into equal parts. For example, 12 divided by 4 (12 ÷ 4) means splitting 12 into 4 equal parts, which equals 3.

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What does the multiplication sentence 5 x 2 = 10 mean?

Back

It means that if you have 5 groups of 2, the total is 10.

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What does the division sentence 20 ÷ 5 = 4 mean?

Back

It means that if you split 20 into 5 equal parts, each part is 4.

Front

How can you represent 3 x 4 using an array?

Back

An array for 3 x 4 would have 3 rows and 4 columns, showing a total of 12 items.

Front

What is the relationship between multiplication and division?

Back

Multiplication and division are inverse operations. If you know that 4 x 5 = 20, you can also say that 20 ÷ 5 = 4.

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What is a number line?

Back

A number line is a straight line with numbers placed at equal intervals. It helps visualize addition and multiplication.

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What is an example of a multiplication fact?

Back

An example of a multiplication fact is 6 x 7 = 42.

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What is an example of a division fact?

Back

An example of a division fact is 30 ÷ 5 = 6.

Front

What does the term 'array' mean in multiplication?

Back

An array is a way to organize objects in rows and columns to represent multiplication.