|
1.
313 – 167 =
2
146
|
2.
43 + 408 =
2
451
|
3.
263 – 55 =
208
2
|
4.
383 + 21 =
2
404
|
|
5.
1000 – 857 =
2
143
|
6.
942 – 872 =
70
2
|
7.
300 – 122 =
2
178
|
8.
252 – 86 =
2
166
|
|
9.
894 + 26 =
920
2
|
10.
834 + 128 =
962
2
|
11.
451 + 147 =
2
598
|
12.
807 + 1 =
808
2
|
|
13.
684 + 88 =
772
2
|
14.
987 + 4 =
991
2
|
15.
701 + 31 =
732
2
|
16.
514 + 457 =
971
2
|
|
17.
219 + 31 =
2
250
|
18.
513 + 66 =
579
2
|
19.
132 – 58 =
2
74
|
20.
5 – 3 =
1
2
|
|
1.
313 – 167 =
2
146
|
2.
43 + 408 =
2
451
|
3.
263 – 55 =
208
2
|
4.
383 + 21 =
2
404
|
|
5.
1000 – 857 =
2
143
|
6.
942 – 872 =
70
2
|
7.
300 – 122 =
2
178
|
8.
252 – 86 =
2
166
|
|
9.
894 + 26 =
920
2
|
10.
834 + 128 =
962
2
|
11.
451 + 147 =
2
598
|
12.
807 + 1 =
808
2
|
|
13.
684 + 88 =
772
2
|
14.
987 + 4 =
991
2
|
15.
701 + 31 =
732
2
|
16.
514 + 457 =
971
2
|
|
17.
219 + 31 =
2
250
|
18.
513 + 66 =
579
2
|
19.
132 – 58 =
2
74
|
20.
5 – 3 =
1
2
|