Addition
31 + 59 =
90
42 - 18 =
24
32+51=
83
78 - 13 =
65
64- 19=
45
eighty-five minus thirteen equals...
72
Simon was given this problem. He set up his problem like this 58 + __ = 72 What is Simon missing?
14
My mom bought 30 cookies. I ate 4 of them and my sister ate 2. How many cookies are left?
24 cookies