|
1.
911 + 80 =
3
2
4
991
|
2.
507 – 40 =
3
2
4
467
|
3.
734 + 80 =
4
814
3
2
|
4.
153 + 60 =
4
213
3
2
|
|
5.
173 – 60 =
113
4
3
2
|
6.
973 – 20 =
3
4
2
953
|
7.
722 – 100 =
4
3
2
622
|
8.
866 + 10 =
4
876
2
3
|
|
9.
974 – 80 =
4
3
2
894
|
10.
684 + 70 =
3
754
2
4
|
11.
549 – 50 =
4
3
499
2
|
12.
993 – 60 =
4
3
933
2
|
|
13.
180 – 80 =
4
3
100
2
|
14.
239 – 80 =
4
3
159
2
|
15.
363 – 70 =
4
2
3
293
|
16.
958 – 90 =
868
4
3
2
|
|
17.
468 – 50 =
418
4
3
2
|
18.
633 – 20 =
3
2
4
613
|
19.
474 – 80 =
4
394
3
2
|
20.
758 – 30 =
2
728
4
3
|
|
1.
911 + 80 =
3
2
4
991
|
2.
507 – 40 =
3
2
4
467
|
3.
734 + 80 =
4
814
3
2
|
4.
153 + 60 =
4
213
3
2
|
|
5.
173 – 60 =
113
4
3
2
|
6.
973 – 20 =
3
4
2
953
|
7.
722 – 100 =
4
3
2
622
|
8.
866 + 10 =
4
876
2
3
|
|
9.
974 – 80 =
4
3
2
894
|
10.
684 + 70 =
3
754
2
4
|
11.
549 – 50 =
4
3
499
2
|
12.
993 – 60 =
4
3
933
2
|
|
13.
180 – 80 =
4
3
100
2
|
14.
239 – 80 =
4
3
159
2
|
15.
363 – 70 =
4
2
3
293
|
16.
958 – 90 =
868
4
3
2
|
|
17.
468 – 50 =
418
4
3
2
|
18.
633 – 20 =
3
2
4
613
|
19.
474 – 80 =
4
394
3
2
|
20.
758 – 30 =
2
728
4
3
|