|
1.
74 – 46 =
2
28
|
2.
31 – 15 =
2
16
|
3.
91 + 4 =
2
95
|
4.
7 + 31 =
38
2
|
|
5.
68 – 51 =
17
2
|
6.
51 – 46 =
5
1
|
7.
45 + 35 =
80
2
|
8.
34 – 1 =
2
33
|
|
9.
99 – 85 =
1
14
|
10.
60 – 46 =
1
14
|
11.
3 + 79 =
2
82
|
12.
77 + 22 =
2
99
|
|
13.
85 – 22 =
2
63
|
14.
69 – 23 =
2
46
|
15.
99 + 1 =
2
100
|
16.
28 + 18 =
2
46
|
|
17.
35 – 32 =
1
3
|
18.
74 – 31 =
43
2
|
19.
64 – 21 =
43
2
|
20.
62 – 2 =
60
2
|
|
1.
74 – 46 =
2
28
|
2.
31 – 15 =
2
16
|
3.
91 + 4 =
2
95
|
4.
7 + 31 =
38
2
|
|
5.
68 – 51 =
17
2
|
6.
51 – 46 =
5
1
|
7.
45 + 35 =
80
2
|
8.
34 – 1 =
2
33
|
|
9.
99 – 85 =
1
14
|
10.
60 – 46 =
1
14
|
11.
3 + 79 =
2
82
|
12.
77 + 22 =
2
99
|
|
13.
85 – 22 =
2
63
|
14.
69 – 23 =
2
46
|
15.
99 + 1 =
2
100
|
16.
28 + 18 =
2
46
|
|
17.
35 – 32 =
1
3
|
18.
74 – 31 =
43
2
|
19.
64 – 21 =
43
2
|
20.
62 – 2 =
60
2
|