|
1.
288 + 371 =
2
659
|
2.
311 + 660 =
2
971
|
3.
504 – 419 =
2
85
|
4.
176 – 23 =
153
2
|
|
5.
371 – 79 =
2
292
|
6.
803 – 598 =
2
205
|
7.
431 + 478 =
2
909
|
8.
129 – 78 =
2
51
|
|
9.
435 – 236 =
2
199
|
10.
78 – 24 =
54
2
|
11.
872 – 15 =
857
2
|
12.
493 + 156 =
649
2
|
|
13.
502 – 102 =
400
2
|
14.
995 – 518 =
2
477
|
15.
858 + 112 =
970
2
|
16.
655 + 64 =
719
2
|
|
17.
529 – 253 =
2
276
|
18.
232 – 26 =
206
2
|
19.
524 – 150 =
374
2
|
20.
419 + 420 =
839
2
|
|
1.
288 + 371 =
2
659
|
2.
311 + 660 =
2
971
|
3.
504 – 419 =
2
85
|
4.
176 – 23 =
153
2
|
|
5.
371 – 79 =
2
292
|
6.
803 – 598 =
2
205
|
7.
431 + 478 =
2
909
|
8.
129 – 78 =
2
51
|
|
9.
435 – 236 =
2
199
|
10.
78 – 24 =
54
2
|
11.
872 – 15 =
857
2
|
12.
493 + 156 =
649
2
|
|
13.
502 – 102 =
400
2
|
14.
995 – 518 =
2
477
|
15.
858 + 112 =
970
2
|
16.
655 + 64 =
719
2
|
|
17.
529 – 253 =
2
276
|
18.
232 – 26 =
206
2
|
19.
524 – 150 =
374
2
|
20.
419 + 420 =
839
2
|