Understanding Multiplication and Division

Front

What is multiplication?

Back

Multiplication is a way to add the same number many times. For example, 3 x 4 means adding 4 three times: 4 + 4 + 4 = 12.

Tags

CCSS.3.OA.A.1

Front

What is division?

Back

Division is splitting a number into equal parts. For example, 12 ÷ 3 means splitting 12 into 3 equal groups, which gives 4.

Tags

CCSS.3.OA.A.2

Front

How do you represent multiplication with groups?

Back

If you have 3 groups of 4, you can write it as 3 x 4.

Tags

CCSS.3.OA.A.1

Front

What does the multiplication equation 3 x 4 = 12 mean?

Back

It means that if you have 3 groups of 4, the total is 12.

Tags

CCSS.3.OA.A.1

Front

How do you find the size of each group in division?

Back

To find the size of each group, divide the total number by the number of groups. For example, 18 ÷ 3 = 6.

Tags

CCSS.3.OA.A.2

Front

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.

Tags

CCSS.2.MD.B.6

Front

How do you show multiplication on a number line?

Back

You make jumps on the number line. For 3 x 6, you jump 6 three times.

Tags

CCSS.3.OA.C.7

Front

What is the relationship between multiplication and addition?

Back

Multiplication is repeated addition. For example, 4 x 3 is the same as 4 + 4 + 4.

Tags

CCSS.3.OA.A.1

Front

What is the addition equation for 6 x 3?

Back

The addition equation is 6 + 6 + 6 = 18.

Tags

CCSS.3.OA.A.1

Front

What does it mean to divide 18 counters into 3 groups?

Back

It means to split 18 counters into 3 equal parts, which gives 6 counters in each group.

Tags

CCSS.3.OA.A.2