1.
747 – 60 =
687
4
3
2
|
2.
278 – 60 =
218
3
4
2
|
3.
425 + 100 =
525
4
3
2
|
4.
785 + 100 =
2
3
885
4
|
5.
929 – 40 =
2
4
3
889
|
6.
568 + 50 =
3
2
4
618
|
7.
967 + 30 =
997
2
3
4
|
8.
395 – 40 =
4
355
2
3
|
9.
428 – 70 =
4
2
3
358
|
10.
525 + 50 =
575
3
2
4
|
11.
861 + 40 =
901
2
4
3
|
12.
286 + 50 =
336
4
2
3
|
13.
728 + 50 =
4
3
778
2
|
14.
952 – 30 =
922
4
3
2
|
15.
308 – 40 =
4
268
3
2
|
16.
261 + 20 =
281
3
2
4
|
17.
310 + 80 =
390
2
4
3
|
18.
879 + 80 =
4
3
2
959
|
19.
336 – 90 =
2
246
4
3
|
20.
874 – 90 =
2
784
4
3
|
1.
747 – 60 =
687
4
3
2
|
2.
278 – 60 =
218
3
4
2
|
3.
425 + 100 =
525
4
3
2
|
4.
785 + 100 =
2
3
885
4
|
5.
929 – 40 =
2
4
3
889
|
6.
568 + 50 =
3
2
4
618
|
7.
967 + 30 =
997
2
3
4
|
8.
395 – 40 =
4
355
2
3
|
9.
428 – 70 =
4
2
3
358
|
10.
525 + 50 =
575
3
2
4
|
11.
861 + 40 =
901
2
4
3
|
12.
286 + 50 =
336
4
2
3
|
13.
728 + 50 =
4
3
778
2
|
14.
952 – 30 =
922
4
3
2
|
15.
308 – 40 =
4
268
3
2
|
16.
261 + 20 =
281
3
2
4
|
17.
310 + 80 =
390
2
4
3
|
18.
879 + 80 =
4
3
2
959
|
19.
336 – 90 =
2
246
4
3
|
20.
874 – 90 =
2
784
4
3
|