|
1.
922 – 30 =
2
892
4
3
|
2.
807 – 40 =
767
4
3
2
|
3.
312 + 100 =
2
412
4
3
|
4.
331 + 70 =
401
4
2
3
|
|
5.
133 + 20 =
4
153
3
2
|
6.
856 – 50 =
806
2
3
4
|
7.
487 + 40 =
3
4
2
527
|
8.
110 + 80 =
3
190
2
4
|
|
9.
522 + 90 =
612
2
3
4
|
10.
502 – 50 =
452
4
3
2
|
11.
909 + 70 =
4
2
3
979
|
12.
826 + 50 =
876
2
4
3
|
|
13.
996 – 90 =
2
3
906
4
|
14.
920 + 100 =
1020
3
4
2
|
15.
931 – 50 =
4
3
881
2
|
16.
825 – 90 =
3
4
2
735
|
|
17.
243 – 90 =
3
2
153
4
|
18.
989 – 60 =
2
4
3
929
|
19.
707 – 60 =
647
2
4
3
|
20.
729 + 80 =
4
2
809
3
|
|
1.
922 – 30 =
2
892
4
3
|
2.
807 – 40 =
767
4
3
2
|
3.
312 + 100 =
2
412
4
3
|
4.
331 + 70 =
401
4
2
3
|
|
5.
133 + 20 =
4
153
3
2
|
6.
856 – 50 =
806
2
3
4
|
7.
487 + 40 =
3
4
2
527
|
8.
110 + 80 =
3
190
2
4
|
|
9.
522 + 90 =
612
2
3
4
|
10.
502 – 50 =
452
4
3
2
|
11.
909 + 70 =
4
2
3
979
|
12.
826 + 50 =
876
2
4
3
|
|
13.
996 – 90 =
2
3
906
4
|
14.
920 + 100 =
1020
3
4
2
|
15.
931 – 50 =
4
3
881
2
|
16.
825 – 90 =
3
4
2
735
|
|
17.
243 – 90 =
3
2
153
4
|
18.
989 – 60 =
2
4
3
929
|
19.
707 – 60 =
647
2
4
3
|
20.
729 + 80 =
4
2
809
3
|