|
1.
593 + 284 =
2
877
|
2.
990 – 173 =
817
2
|
3.
613 – 74 =
539
2
|
4.
455 – 285 =
170
2
|
|
5.
547 + 418 =
2
965
|
6.
162 + 89 =
251
2
|
7.
997 – 103 =
2
894
|
8.
189 – 133 =
2
56
|
|
9.
111 – 32 =
2
79
|
10.
49 + 160 =
209
2
|
11.
164 + 117 =
2
281
|
12.
730 – 115 =
615
2
|
|
13.
836 – 86 =
2
750
|
14.
994 + 5 =
999
2
|
15.
521 – 21 =
2
500
|
16.
923 – 849 =
74
2
|
|
17.
855 – 200 =
655
2
|
18.
458 + 23 =
481
2
|
19.
113 + 305 =
418
2
|
20.
820 – 148 =
672
2
|
|
1.
593 + 284 =
2
877
|
2.
990 – 173 =
817
2
|
3.
613 – 74 =
539
2
|
4.
455 – 285 =
170
2
|
|
5.
547 + 418 =
2
965
|
6.
162 + 89 =
251
2
|
7.
997 – 103 =
2
894
|
8.
189 – 133 =
2
56
|
|
9.
111 – 32 =
2
79
|
10.
49 + 160 =
209
2
|
11.
164 + 117 =
2
281
|
12.
730 – 115 =
615
2
|
|
13.
836 – 86 =
2
750
|
14.
994 + 5 =
999
2
|
15.
521 – 21 =
2
500
|
16.
923 – 849 =
74
2
|
|
17.
855 – 200 =
655
2
|
18.
458 + 23 =
481
2
|
19.
113 + 305 =
418
2
|
20.
820 – 148 =
672
2
|