|
1.
553 – 97 =
2
456
|
2.
906 – 189 =
717
2
|
3.
853 + 67 =
920
2
|
4.
991 + 7 =
2
998
|
|
5.
386 – 242 =
2
144
|
6.
13 + 31 =
2
44
|
7.
884 – 504 =
380
2
|
8.
573 + 155 =
728
2
|
|
9.
224 – 90 =
2
134
|
10.
216 – 108 =
108
2
|
11.
637 – 560 =
77
2
|
12.
152 + 575 =
2
727
|
|
13.
888 + 99 =
987
2
|
14.
444 + 434 =
2
878
|
15.
402 – 59 =
2
343
|
16.
458 – 338 =
2
120
|
|
17.
6 – 4 =
1
2
|
18.
136 + 391 =
527
2
|
19.
51 + 948 =
999
2
|
20.
728 – 173 =
2
555
|
|
1.
553 – 97 =
2
456
|
2.
906 – 189 =
717
2
|
3.
853 + 67 =
920
2
|
4.
991 + 7 =
2
998
|
|
5.
386 – 242 =
2
144
|
6.
13 + 31 =
2
44
|
7.
884 – 504 =
380
2
|
8.
573 + 155 =
728
2
|
|
9.
224 – 90 =
2
134
|
10.
216 – 108 =
108
2
|
11.
637 – 560 =
77
2
|
12.
152 + 575 =
2
727
|
|
13.
888 + 99 =
987
2
|
14.
444 + 434 =
2
878
|
15.
402 – 59 =
2
343
|
16.
458 – 338 =
2
120
|
|
17.
6 – 4 =
1
2
|
18.
136 + 391 =
527
2
|
19.
51 + 948 =
999
2
|
20.
728 – 173 =
2
555
|