|
1.
727 + 70 =
4
2
3
797
|
2.
228 – 173 =
3
2
55
4
|
3.
893 – 869 =
4
2
3
24
|
4.
881 – 709 =
3
2
4
172
|
|
5.
60 – 1 =
2
3
4
59
|
6.
404 – 241 =
4
163
3
2
|
7.
461 – 326 =
4
2
3
135
|
8.
290 – 116 =
4
3
174
2
|
|
9.
540 – 495 =
4
3
2
45
|
10.
549 + 264 =
3
4
2
813
|
11.
195 – 122 =
2
73
4
3
|
12.
129 – 35 =
2
94
4
3
|
|
13.
920 + 34 =
954
4
2
3
|
14.
161 – 28 =
4
2
133
3
|
15.
431 – 174 =
2
3
257
4
|
16.
58 + 399 =
457
2
4
3
|
|
17.
386 + 607 =
3
4
2
993
|
18.
297 + 536 =
4
833
2
3
|
19.
751 – 123 =
628
4
3
2
|
20.
897 – 20 =
3
2
877
4
|
|
1.
727 + 70 =
4
2
3
797
|
2.
228 – 173 =
3
2
55
4
|
3.
893 – 869 =
4
2
3
24
|
4.
881 – 709 =
3
2
4
172
|
|
5.
60 – 1 =
2
3
4
59
|
6.
404 – 241 =
4
163
3
2
|
7.
461 – 326 =
4
2
3
135
|
8.
290 – 116 =
4
3
174
2
|
|
9.
540 – 495 =
4
3
2
45
|
10.
549 + 264 =
3
4
2
813
|
11.
195 – 122 =
2
73
4
3
|
12.
129 – 35 =
2
94
4
3
|
|
13.
920 + 34 =
954
4
2
3
|
14.
161 – 28 =
4
2
133
3
|
15.
431 – 174 =
2
3
257
4
|
16.
58 + 399 =
457
2
4
3
|
|
17.
386 + 607 =
3
4
2
993
|
18.
297 + 536 =
4
833
2
3
|
19.
751 – 123 =
628
4
3
2
|
20.
897 – 20 =
3
2
877
4
|