## Relationship between Add and Subtract

### This quiz includes the following topics

### How many questions would you like on each topic?

### Relationship Between Add and Subtract: Practice

#### What number should replace X?

00:00

If X + X = X,

then X - X = X

Press the Start Button To Begin

You have
0
correct and
0
incorrect.

This is
0
percent correct.

### Relationship Between Subtract and Add: Practice

#### What number should replace X?

00:00

If X - X = X,

then X + X = X

Press the Start Button To Begin

You have
0
correct and
0
incorrect.

This is
0
percent correct.