|
1.
287 – 91 =
3
2
4
196
|
2.
988 – 428 =
2
4
3
560
|
3.
613 + 344 =
4
3
2
957
|
4.
671 + 98 =
2
769
4
3
|
|
5.
471 – 67 =
4
2
3
404
|
6.
399 – 18 =
2
381
3
4
|
7.
32 – 7 =
25
3
4
2
|
8.
123 – 80 =
4
3
2
43
|
|
9.
752 + 137 =
4
889
3
2
|
10.
588 + 200 =
2
3
4
788
|
11.
977 + 14 =
4
991
2
3
|
12.
843 – 355 =
3
2
4
488
|
|
13.
269 – 73 =
4
2
196
3
|
14.
707 – 524 =
2
3
183
4
|
15.
383 – 348 =
3
4
35
2
|
16.
863 + 37 =
4
900
2
3
|
|
17.
317 + 157 =
474
4
3
2
|
18.
841 – 760 =
81
3
4
2
|
19.
217 – 40 =
177
2
4
3
|
20.
362 + 442 =
3
804
4
2
|
|
1.
287 – 91 =
3
2
4
196
|
2.
988 – 428 =
2
4
3
560
|
3.
613 + 344 =
4
3
2
957
|
4.
671 + 98 =
2
769
4
3
|
|
5.
471 – 67 =
4
2
3
404
|
6.
399 – 18 =
2
381
3
4
|
7.
32 – 7 =
25
3
4
2
|
8.
123 – 80 =
4
3
2
43
|
|
9.
752 + 137 =
4
889
3
2
|
10.
588 + 200 =
2
3
4
788
|
11.
977 + 14 =
4
991
2
3
|
12.
843 – 355 =
3
2
4
488
|
|
13.
269 – 73 =
4
2
196
3
|
14.
707 – 524 =
2
3
183
4
|
15.
383 – 348 =
3
4
35
2
|
16.
863 + 37 =
4
900
2
3
|
|
17.
317 + 157 =
474
4
3
2
|
18.
841 – 760 =
81
3
4
2
|
19.
217 – 40 =
177
2
4
3
|
20.
362 + 442 =
3
804
4
2
|