|
1.
70 – 3 =
67
2
|
2.
74 + 21 =
95
2
|
3.
99 – 99 =
0
2
|
4.
44 – 19 =
25
2
|
|
5.
58 – 7 =
51
2
|
6.
55 + 39 =
2
94
|
7.
88 – 54 =
2
34
|
8.
94 – 79 =
1
15
|
|
9.
44 + 39 =
83
2
|
10.
43 – 15 =
2
28
|
11.
21 + 57 =
78
2
|
12.
69 + 14 =
2
83
|
|
13.
48 + 31 =
2
79
|
14.
77 + 3 =
80
2
|
15.
72 – 11 =
61
2
|
16.
92 – 21 =
2
71
|
|
17.
92 + 1 =
2
93
|
18.
55 + 18 =
2
73
|
19.
50 – 40 =
1
10
|
20.
91 + 4 =
2
95
|
|
1.
70 – 3 =
67
2
|
2.
74 + 21 =
95
2
|
3.
99 – 99 =
0
2
|
4.
44 – 19 =
25
2
|
|
5.
58 – 7 =
51
2
|
6.
55 + 39 =
2
94
|
7.
88 – 54 =
2
34
|
8.
94 – 79 =
1
15
|
|
9.
44 + 39 =
83
2
|
10.
43 – 15 =
2
28
|
11.
21 + 57 =
78
2
|
12.
69 + 14 =
2
83
|
|
13.
48 + 31 =
2
79
|
14.
77 + 3 =
80
2
|
15.
72 – 11 =
61
2
|
16.
92 – 21 =
2
71
|
|
17.
92 + 1 =
2
93
|
18.
55 + 18 =
2
73
|
19.
50 – 40 =
1
10
|
20.
91 + 4 =
2
95
|