1.
443 – 158 =
3
2
285
4
|
2.
626 + 217 =
3
2
4
843
|
3.
327 – 19 =
4
308
3
2
|
4.
976 – 438 =
4
3
538
2
|
5.
848 + 138 =
3
986
2
4
|
6.
674 + 319 =
2
993
4
3
|
7.
364 + 63 =
3
4
2
427
|
8.
649 – 162 =
3
2
487
4
|
9.
893 + 90 =
4
983
2
3
|
10.
45 – 24 =
21
4
2
3
|
11.
53 + 453 =
506
4
2
3
|
12.
315 – 90 =
225
2
4
3
|
13.
745 + 97 =
3
4
2
842
|
14.
623 – 264 =
4
359
3
2
|
15.
935 – 285 =
4
2
3
650
|
16.
127 + 339 =
3
2
466
4
|
17.
649 + 300 =
2
949
3
4
|
18.
11 + 333 =
2
3
4
344
|
19.
384 – 315 =
2
4
3
69
|
20.
977 – 573 =
404
2
3
4
|
1.
443 – 158 =
3
2
285
4
|
2.
626 + 217 =
3
2
4
843
|
3.
327 – 19 =
4
308
3
2
|
4.
976 – 438 =
4
3
538
2
|
5.
848 + 138 =
3
986
2
4
|
6.
674 + 319 =
2
993
4
3
|
7.
364 + 63 =
3
4
2
427
|
8.
649 – 162 =
3
2
487
4
|
9.
893 + 90 =
4
983
2
3
|
10.
45 – 24 =
21
4
2
3
|
11.
53 + 453 =
506
4
2
3
|
12.
315 – 90 =
225
2
4
3
|
13.
745 + 97 =
3
4
2
842
|
14.
623 – 264 =
4
359
3
2
|
15.
935 – 285 =
4
2
3
650
|
16.
127 + 339 =
3
2
466
4
|
17.
649 + 300 =
2
949
3
4
|
18.
11 + 333 =
2
3
4
344
|
19.
384 – 315 =
2
4
3
69
|
20.
977 – 573 =
404
2
3
4
|