|
1.
403 + 153 =
3
2
556
4
|
2.
281 – 58 =
2
3
223
4
|
3.
643 – 12 =
4
3
2
631
|
4.
668 + 132 =
800
3
4
2
|
|
5.
273 + 405 =
678
3
2
4
|
6.
868 – 754 =
114
3
2
4
|
7.
194 – 185 =
9
2
3
1
|
8.
549 – 239 =
2
3
310
4
|
|
9.
586 + 203 =
3
4
2
789
|
10.
105 – 40 =
4
2
65
3
|
11.
30 – 12 =
4
2
3
18
|
12.
967 + 8 =
2
975
3
4
|
|
13.
290 + 28 =
4
2
3
318
|
14.
767 + 200 =
2
4
3
967
|
15.
261 + 551 =
812
4
3
2
|
16.
858 – 520 =
3
4
2
338
|
|
17.
918 + 75 =
2
3
993
4
|
18.
876 – 766 =
3
2
4
110
|
19.
535 + 323 =
858
2
4
3
|
20.
531 + 224 =
2
3
4
755
|
|
1.
403 + 153 =
3
2
556
4
|
2.
281 – 58 =
2
3
223
4
|
3.
643 – 12 =
4
3
2
631
|
4.
668 + 132 =
800
3
4
2
|
|
5.
273 + 405 =
678
3
2
4
|
6.
868 – 754 =
114
3
2
4
|
7.
194 – 185 =
9
2
3
1
|
8.
549 – 239 =
2
3
310
4
|
|
9.
586 + 203 =
3
4
2
789
|
10.
105 – 40 =
4
2
65
3
|
11.
30 – 12 =
4
2
3
18
|
12.
967 + 8 =
2
975
3
4
|
|
13.
290 + 28 =
4
2
3
318
|
14.
767 + 200 =
2
4
3
967
|
15.
261 + 551 =
812
4
3
2
|
16.
858 – 520 =
3
4
2
338
|
|
17.
918 + 75 =
2
3
993
4
|
18.
876 – 766 =
3
2
4
110
|
19.
535 + 323 =
858
2
4
3
|
20.
531 + 224 =
2
3
4
755
|