|
1.
28 – 2 =
2
26
|
2.
60 + 30 =
90
2
|
3.
36 + 62 =
2
98
|
4.
72 – 4 =
68
2
|
|
5.
48 – 40 =
1
8
|
6.
6 – 3 =
3
1
|
7.
69 – 12 =
57
2
|
8.
43 + 22 =
65
2
|
|
9.
22 – 7 =
15
1
|
10.
21 – 12 =
9
1
|
11.
15 – 14 =
2
1
|
12.
38 – 33 =
5
1
|
|
13.
43 + 44 =
2
87
|
14.
97 – 63 =
34
2
|
15.
19 – 13 =
1
6
|
16.
10 + 73 =
2
83
|
|
17.
92 – 43 =
2
49
|
18.
85 – 11 =
2
74
|
19.
65 – 15 =
2
50
|
20.
31 + 20 =
2
51
|
|
1.
28 – 2 =
2
26
|
2.
60 + 30 =
90
2
|
3.
36 + 62 =
2
98
|
4.
72 – 4 =
68
2
|
|
5.
48 – 40 =
1
8
|
6.
6 – 3 =
3
1
|
7.
69 – 12 =
57
2
|
8.
43 + 22 =
65
2
|
|
9.
22 – 7 =
15
1
|
10.
21 – 12 =
9
1
|
11.
15 – 14 =
2
1
|
12.
38 – 33 =
5
1
|
|
13.
43 + 44 =
2
87
|
14.
97 – 63 =
34
2
|
15.
19 – 13 =
1
6
|
16.
10 + 73 =
2
83
|
|
17.
92 – 43 =
2
49
|
18.
85 – 11 =
2
74
|
19.
65 – 15 =
2
50
|
20.
31 + 20 =
2
51
|