Addition
17+4
What is 21?
13-9
What is 4?
5x1
What is 5?
This number is triple the number 2.
What is 6?
4x4
What is 16?
35+9
What is 44?
26-8
What is 18?
3x5
What is 15?
This number is half of 20.
What is 10?
15x2
What is 30?
100+30
What is 130?
59-13
What is 46?
10x4
What is 40?
This number is double 5.
What is 10?
6x6
What is 36?
67+7
What is 74?
100-30
What is 70?
6x3
What is 18?
This number is four times the number 5.
What is 20?
10x10
What is 100?
95+15
What is 110?
98-16
5x7
What is 35?
This number is 8 times the number 10.
What is 80?
3x15
What is 45?