100
24 + 13 =
What is 37.
200
33 X 6 =
What is 198.
300
49 - 10 =
What is 39.
300
52 X 7 =
What is 364.
400
54 + 21 =
What is 75.
400
56 - 42 =
What is 14.
400
23 X 12 =
What is 476.
500
44 + 53 =
What is 97.
500
92 - 66 =
What is 26.
500
36 X 21 =
What is 756.