|
1.
873 + 63 =
2
4
936
3
|
2.
871 – 780 =
2
3
4
91
|
3.
652 + 127 =
3
2
779
4
|
4.
174 – 119 =
3
4
2
55
|
|
5.
405 – 378 =
4
27
2
3
|
6.
601 + 351 =
4
3
2
952
|
7.
779 – 122 =
657
3
4
2
|
8.
661 + 247 =
3
908
2
4
|
|
9.
905 + 85 =
3
4
990
2
|
10.
752 – 168 =
4
2
584
3
|
11.
940 – 253 =
687
2
3
4
|
12.
650 + 266 =
3
2
4
916
|
|
13.
149 + 1 =
2
3
150
4
|
14.
433 + 54 =
2
3
4
487
|
15.
486 – 332 =
2
4
154
3
|
16.
753 + 85 =
4
3
2
838
|
|
17.
802 + 30 =
832
2
3
4
|
18.
916 – 687 =
229
2
4
3
|
19.
224 + 26 =
3
4
2
250
|
20.
983 + 11 =
994
4
2
3
|
|
1.
873 + 63 =
2
4
936
3
|
2.
871 – 780 =
2
3
4
91
|
3.
652 + 127 =
3
2
779
4
|
4.
174 – 119 =
3
4
2
55
|
|
5.
405 – 378 =
4
27
2
3
|
6.
601 + 351 =
4
3
2
952
|
7.
779 – 122 =
657
3
4
2
|
8.
661 + 247 =
3
908
2
4
|
|
9.
905 + 85 =
3
4
990
2
|
10.
752 – 168 =
4
2
584
3
|
11.
940 – 253 =
687
2
3
4
|
12.
650 + 266 =
3
2
4
916
|
|
13.
149 + 1 =
2
3
150
4
|
14.
433 + 54 =
2
3
4
487
|
15.
486 – 332 =
2
4
154
3
|
16.
753 + 85 =
4
3
2
838
|
|
17.
802 + 30 =
832
2
3
4
|
18.
916 – 687 =
229
2
4
3
|
19.
224 + 26 =
3
4
2
250
|
20.
983 + 11 =
994
4
2
3
|