Annie math
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what is 2-2
0
what is 20-10
10
what is 30-15
15
what is 100+100
200
what is half of 10
5
what is half of 100
50
what is 100-20
80
what is 50+50
100
what is 80-40
40
what is 2-2
0
what is 20-10
10
what is 30-15
15
what is 100+100
200
what is half of 10
5
what is half of 100
50
what is 100-20
80
what is 50+50
100
what is 80-40
40
