3rd grade Multiplication and Division

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 x 4 means adding 3 four times (3 + 3 + 3 + 3).

Front

What is division?

Back

Division is a mathematical operation where a number is split into equal parts. For example, 12 ÷ 3 means splitting 12 into 3 equal parts, which equals 4.

Front

How do you find the total number of items in equal groups?

Back

To find the total number of items in equal groups, multiply the number of groups by the number of items in each group.

Front

If there are 5 pens with 9 goats each, how many goats are there in total?

Back

45 goats (5 x 9 = 45).

Front

How do you calculate the number of items per group?

Back

To calculate the number of items per group, divide the total number of items by the number of groups.

Front

If Amanda ordered 3 pizzas with 8 pieces each, how many pieces did she order?

Back

24 pieces (3 x 8 = 24).

Front

What does it mean to share equally?

Back

Sharing equally means dividing something into equal parts so that everyone gets the same amount.

Front

If Brent gave 24 gumballs to 4 friends, how many gumballs did each friend get?

Back

6 gumballs (24 ÷ 4 = 6).

Front

What is a multiplication sentence?

Back

A multiplication sentence is a mathematical statement that shows the multiplication of two numbers, like 4 x 8.

Front

How can you express repeated addition as multiplication?

Back

You can express repeated addition as multiplication by identifying how many times a number is added. For example, 8 + 8 + 8 + 8 can be written as 4 x 8.