Solving for the Unknown (3rd grade-3.OA.6)

Front

What is a fact family?

Back

A fact family is a group of related addition and subtraction or multiplication and division equations that use the same numbers.

Tags

CCSS.3.OA.C.7

Front

Complete the fact family: 9 x 6 = 54, __ x 9 = ?

Back

6

Tags

CCSS.3.OA.C.7

Front

What is the relationship between multiplication and division?

Back

Multiplication and division are inverse operations; if you multiply two numbers, you can divide the product by one of the numbers to get the other.

Tags

CCSS.4.NBT.B.6

Front

If 3 x __ = 21, what is the missing number?

Back

7

Tags

CCSS.3.OA.A.4

Front

What does it mean to solve for the unknown in an equation?

Back

To solve for the unknown means to find the value of a variable that makes the equation true.

Front

Complete the fact family: 42 ÷ 7 = 6, __ x 7 = 42

Back

6

Tags

CCSS.4.NBT.B.6

Front

How do you find the number of items per group?

Back

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

Tags

CCSS.3.OA.A.2

Front

If there are 45 basketballs and 9 racks, how many basketballs per rack?

Back

5 basketballs per rack.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

In the equation 8 x g = 32, what does g equal?

Back

4

Tags

CCSS.3.OA.A.4

Front

What is the equation for finding the total number of items?

Back

Total = Number of groups x Items per group.

Tags

CCSS.2.OA.C.3