Grade 7
Grade 8
Grade 9
Grade 10
Grade 11 and 12
100

1+1 = 

What is 2

100

2+2 = 

What is 4.

100

4 + 4 = 

What is 8

100

8 + 8 = 

What is 16

100

16 + 16 = 

What is 32.