- 0, - 1, Doubles

Front

What is 4 - 0?

Back

4

Front

What is 5 - 5?

Back

0

Front

What is 3 - 1?

Back

2

Front

What is 4 - 1?

Back

3

Front

What is 6 - 1?

Back

5

Front

What does 'subtracting zero' mean?

Back

Subtracting zero means the number stays the same.

Front

What is the result of subtracting a number from itself?

Back

The result is always 0.

Front

What is 2 - 1?

Back

1

Front

What is 1 - 1?

Back

0

Front

What is 7 - 1?

Back

6