|
1.
66 + 19 =
85
2
|
2.
89 – 85 =
4
1
|
3.
88 + 4 =
92
2
|
4.
90 – 77 =
1
13
|
|
5.
45 – 27 =
18
2
|
6.
49 + 9 =
2
58
|
7.
26 – 18 =
1
8
|
8.
73 – 54 =
2
19
|
|
9.
24 + 56 =
2
80
|
10.
85 – 30 =
2
55
|
11.
48 + 38 =
86
2
|
12.
70 + 19 =
2
89
|
|
13.
84 – 72 =
1
12
|
14.
95 + 2 =
2
97
|
15.
67 + 20 =
87
2
|
16.
40 + 26 =
66
2
|
|
17.
88 + 4 =
2
92
|
18.
20 – 9 =
1
11
|
19.
7 – 7 =
2
0
|
20.
43 – 13 =
2
30
|
|
1.
66 + 19 =
85
2
|
2.
89 – 85 =
4
1
|
3.
88 + 4 =
92
2
|
4.
90 – 77 =
1
13
|
|
5.
45 – 27 =
18
2
|
6.
49 + 9 =
2
58
|
7.
26 – 18 =
1
8
|
8.
73 – 54 =
2
19
|
|
9.
24 + 56 =
2
80
|
10.
85 – 30 =
2
55
|
11.
48 + 38 =
86
2
|
12.
70 + 19 =
2
89
|
|
13.
84 – 72 =
1
12
|
14.
95 + 2 =
2
97
|
15.
67 + 20 =
87
2
|
16.
40 + 26 =
66
2
|
|
17.
88 + 4 =
2
92
|
18.
20 – 9 =
1
11
|
19.
7 – 7 =
2
0
|
20.
43 – 13 =
2
30
|