1.
42 – 28 =
2
3
14
1
|
2.
147 – 77 =
3
4
2
70
|
3.
322 – 185 =
137
3
2
4
|
4.
551 – 60 =
3
4
491
2
|
5.
800 + 36 =
4
836
2
3
|
6.
582 + 336 =
2
918
4
3
|
7.
421 + 532 =
2
3
953
4
|
8.
144 + 418 =
4
3
2
562
|
9.
905 – 456 =
449
4
3
2
|
10.
297 – 272 =
25
3
2
4
|
11.
64 – 6 =
58
3
4
2
|
12.
29 – 18 =
1
11
3
2
|
13.
601 + 166 =
4
767
2
3
|
14.
554 – 351 =
4
3
2
203
|
15.
684 – 604 =
4
3
80
2
|
16.
682 – 133 =
3
4
2
549
|
17.
304 + 613 =
2
917
4
3
|
18.
702 + 75 =
777
2
4
3
|
19.
520 – 163 =
3
2
357
4
|
20.
218 + 235 =
4
453
2
3
|
1.
42 – 28 =
2
3
14
1
|
2.
147 – 77 =
3
4
2
70
|
3.
322 – 185 =
137
3
2
4
|
4.
551 – 60 =
3
4
491
2
|
5.
800 + 36 =
4
836
2
3
|
6.
582 + 336 =
2
918
4
3
|
7.
421 + 532 =
2
3
953
4
|
8.
144 + 418 =
4
3
2
562
|
9.
905 – 456 =
449
4
3
2
|
10.
297 – 272 =
25
3
2
4
|
11.
64 – 6 =
58
3
4
2
|
12.
29 – 18 =
1
11
3
2
|
13.
601 + 166 =
4
767
2
3
|
14.
554 – 351 =
4
3
2
203
|
15.
684 – 604 =
4
3
80
2
|
16.
682 – 133 =
3
4
2
549
|
17.
304 + 613 =
2
917
4
3
|
18.
702 + 75 =
777
2
4
3
|
19.
520 – 163 =
3
2
357
4
|
20.
218 + 235 =
4
453
2
3
|