|
1.
29 – 27 =
4
3
1
2
|
2.
53 – 2 =
51
2
3
4
|
3.
70 + 20 =
4
3
90
2
|
4.
20 – 9 =
2
3
11
1
|
|
5.
35 – 24 =
2
11
3
1
|
6.
54 – 50 =
1
2
3
4
|
7.
81 + 17 =
3
2
4
98
|
8.
55 – 50 =
5
3
1
2
|
|
9.
49 – 42 =
1
7
3
2
|
10.
61 + 30 =
91
4
2
3
|
11.
30 + 35 =
2
3
65
4
|
12.
26 + 16 =
3
4
42
2
|
|
13.
97 + 1 =
2
98
3
4
|
14.
71 + 12 =
2
4
83
3
|
15.
74 – 17 =
4
3
57
2
|
16.
66 – 61 =
5
1
2
3
|
|
17.
94 – 61 =
3
33
4
2
|
18.
63 + 10 =
73
4
2
3
|
19.
85 – 10 =
4
2
3
75
|
20.
53 – 31 =
22
2
3
4
|
|
1.
29 – 27 =
4
3
1
2
|
2.
53 – 2 =
51
2
3
4
|
3.
70 + 20 =
4
3
90
2
|
4.
20 – 9 =
2
3
11
1
|
|
5.
35 – 24 =
2
11
3
1
|
6.
54 – 50 =
1
2
3
4
|
7.
81 + 17 =
3
2
4
98
|
8.
55 – 50 =
5
3
1
2
|
|
9.
49 – 42 =
1
7
3
2
|
10.
61 + 30 =
91
4
2
3
|
11.
30 + 35 =
2
3
65
4
|
12.
26 + 16 =
3
4
42
2
|
|
13.
97 + 1 =
2
98
3
4
|
14.
71 + 12 =
2
4
83
3
|
15.
74 – 17 =
4
3
57
2
|
16.
66 – 61 =
5
1
2
3
|
|
17.
94 – 61 =
3
33
4
2
|
18.
63 + 10 =
73
4
2
3
|
19.
85 – 10 =
4
2
3
75
|
20.
53 – 31 =
22
2
3
4
|