add
subtract
double add
double subtract
money addition
100
2+3
What is 5
100
10-5
What is 5
100
53+16
What is 69
100
22-10
What is 12
100
$20+$20
What is 40
200
6+9
What is 15
200
10-7
What is 3
200
10+17
What is 27
200
13-12
What is 1
200
$15+$15
What is $30
300
5+6
What is 11
300
8-5
What is 3
300
40+40
What is 80
300
22-15
What is 7
300
$16-$15
What is $1
400
3+4
What is 7
400
9-5
What is 4
400
17+17
What is 34
400
96-96
What is 0
400
$85-$15
What is $70
500
5+8
What is 13
500
10-1
What is 9
500
22+10
What is 32
500
85-85
What is 0
500
$15+$15
What is $30
M
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