|
1.
288 – 85 =
2
203
|
2.
4 – 1 =
1
3
|
3.
766 – 247 =
2
519
|
4.
670 – 523 =
147
2
|
|
5.
433 + 106 =
539
2
|
6.
284 – 39 =
245
2
|
7.
313 + 123 =
2
436
|
8.
125 + 400 =
2
525
|
|
9.
978 + 17 =
995
2
|
10.
260 + 238 =
498
2
|
11.
674 – 447 =
2
227
|
12.
516 + 111 =
2
627
|
|
13.
621 + 94 =
2
715
|
14.
257 – 213 =
44
2
|
15.
302 + 427 =
2
729
|
16.
989 + 8 =
997
2
|
|
17.
745 + 102 =
847
2
|
18.
513 + 402 =
2
915
|
19.
452 + 427 =
2
879
|
20.
334 + 530 =
2
864
|
|
1.
288 – 85 =
2
203
|
2.
4 – 1 =
1
3
|
3.
766 – 247 =
2
519
|
4.
670 – 523 =
147
2
|
|
5.
433 + 106 =
539
2
|
6.
284 – 39 =
245
2
|
7.
313 + 123 =
2
436
|
8.
125 + 400 =
2
525
|
|
9.
978 + 17 =
995
2
|
10.
260 + 238 =
498
2
|
11.
674 – 447 =
2
227
|
12.
516 + 111 =
2
627
|
|
13.
621 + 94 =
2
715
|
14.
257 – 213 =
44
2
|
15.
302 + 427 =
2
729
|
16.
989 + 8 =
997
2
|
|
17.
745 + 102 =
847
2
|
18.
513 + 402 =
2
915
|
19.
452 + 427 =
2
879
|
20.
334 + 530 =
2
864
|