Finding the Unknown 3.OA.4

Front

____ x 7 = 49

Back

7

Front

8 x _____ = 32

Back

4

Front

8 × w = 24, w = _____

Back

3

Front

___ x 6 = 18

Back

3

Front

18 = 3 x ____

Back

6

Front

What is multiplication?

Back

Multiplication is a way to add a number to itself a certain number of times.

Front

What is the unknown in an equation?

Back

The unknown is a value we need to find, often represented by a letter like x or w.

Front

If 5 x x = 25, what is x?

Back

5

Front

What does it mean to solve for a variable?

Back

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

Front

In the equation 4 x n = 20, what is n?

Back

5