Operations on whole numbers

Front

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 = 12).

Front

What is the product of 56 and 92?

Back

5,152

Front

How do you find an unknown in a multiplication equation?

Back

To find an unknown, divide the product by the known number. For example, in b x 30 = 900, b = 900 ÷ 30 = 30.

Front

What is the product of 89 and 47?

Back

4,183

Front

What is the product of 43 and 52?

Back

2,236

Front

What is the product of 91 and 37?

Back

3,367

Front

What is the commutative property of multiplication?

Back

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

Front

What is the associative property of multiplication?

Back

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

Front

What is the identity property of multiplication?

Back

The identity property states that any number multiplied by 1 remains unchanged. For example, 7 x 1 = 7.

Front

What is a factor in multiplication?

Back

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.