|
1.
17 – 11 =
6
1
|
2.
42 – 8 =
2
34
|
3.
18 + 52 =
2
70
|
4.
16 + 68 =
2
84
|
|
5.
24 – 20 =
1
4
|
6.
59 – 18 =
2
41
|
7.
2 + 17 =
2
19
|
8.
86 + 4 =
90
2
|
|
9.
77 + 16 =
93
2
|
10.
37 – 9 =
2
28
|
11.
39 + 59 =
98
2
|
12.
11 + 2 =
13
1
|
|
13.
14 – 14 =
2
0
|
14.
20 + 37 =
57
2
|
15.
69 + 12 =
2
81
|
16.
84 + 3 =
87
2
|
|
17.
44 + 45 =
89
2
|
18.
55 – 17 =
38
2
|
19.
21 – 21 =
2
0
|
20.
32 + 27 =
2
59
|
|
1.
17 – 11 =
6
1
|
2.
42 – 8 =
2
34
|
3.
18 + 52 =
2
70
|
4.
16 + 68 =
2
84
|
|
5.
24 – 20 =
1
4
|
6.
59 – 18 =
2
41
|
7.
2 + 17 =
2
19
|
8.
86 + 4 =
90
2
|
|
9.
77 + 16 =
93
2
|
10.
37 – 9 =
2
28
|
11.
39 + 59 =
98
2
|
12.
11 + 2 =
13
1
|
|
13.
14 – 14 =
2
0
|
14.
20 + 37 =
57
2
|
15.
69 + 12 =
2
81
|
16.
84 + 3 =
87
2
|
|
17.
44 + 45 =
89
2
|
18.
55 – 17 =
38
2
|
19.
21 – 21 =
2
0
|
20.
32 + 27 =
2
59
|