Subtraction | Subtraction |
---|---|
What is 5
10-5
|
What is 0
0-0
|
What is 7
9-2
|
What is 2
4-2
|
What is 0
7-7
|
What is 1
3-2
|
What is 1
2-1
|
What is 8
10-2
|
What is 3
7-4
|
What is 15
22-7
|