Show:
Addition
Subtraction
Double Digit Addition
Double Digit Subtraction
Money
100
5 + 7 =
12
100
6 - 2 =
4
100
12 +11 _____
23
100
30 - 10 ______
20
100
.01 + .05 =
.06
200
4 + 3 =
7
200
9 - 2 =
7
200
12 + 12 ______
24
200
32 - 12 ______
20
200
.05 + .10 =
.15
300
8 + 6 =
14
300
11 - 4 =
7
300
14 + 12 _______
26
300
24 - 12 ______
12
300
.05 + .10 + .10 =
.25
400
9 + 9 =
18
400
17 - 9 =
8
400
20 + 10 _______
30
400
20 - 10 _____
10
400
.10 + .25 =
.35
500
13 + 8 =
21
500
21 - 6 =
15
500
25 + 10 _______
35
500
29 - 15 _____
14
500
.25 + .25 =
.50