Subtraction | Addition |
---|---|
7
12 - 5
|
10
5 + 5
|
28
30 - 2
|
30
10 + 20
|
8
16 - 8
|
10
8 + 2
|
18
20 - 2
|
8
6 + 2
|
15
30 - 15
|
7
Trick question 6 + 2 - 1
|