Multiplication 3rd Grade Review

Front

What is multiplication?

Back

Multiplication is a way to add a number to itself a certain number of times. For example, 4 x 3 means adding 4 three times: 4 + 4 + 4 = 12.

Front

What does the equation 4 x 6 represent?

Back

It represents 4 groups of 6. If you have 4 boxes with 6 items in each box, you have a total of 24 items.

Front

How do you find the total number of eyes for a group of friends?

Back

Multiply the number of friends by 2, since each person has 2 eyes. For 7 friends: 7 x 2 = 14 eyes.

Front

If Riley has 2 equal groups of marbles with 6 in each, how many marbles does he have?

Back

Riley has 12 marbles in total. (2 x 6 = 12)

Front

What is an array in multiplication?

Back

An array is a visual representation of multiplication. For example, 4 x 5 can be shown as 4 rows of 5 items.

Front

What is the product of 3 x 4?

Back

The product is 12. (3 groups of 4 equals 12)

Front

What is the missing number in the equation 5 x ? = 45?

Back

The missing number is 9. (5 x 9 = 45)

Front

How can you check if your multiplication is correct?

Back

You can use addition to check. For example, if you calculated 4 x 5 = 20, you can add 5 four times: 5 + 5 + 5 + 5 = 20.

Front

What does the term 'factor' mean in multiplication?

Back

A factor is a number that is multiplied by another number. In 3 x 4, both 3 and 4 are factors.

Front

What is the commutative property of multiplication?

Back

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