|
1.
944 – 10 =
2
934
|
2.
264 + 30 =
2
294
|
3.
900 – 20 =
2
880
|
4.
880 + 30 =
910
2
|
|
5.
218 + 80 =
2
298
|
6.
722 – 20 =
702
2
|
7.
589 – 40 =
2
549
|
8.
851 + 40 =
891
2
|
|
9.
132 – 90 =
2
42
|
10.
333 + 20 =
353
2
|
11.
435 – 10 =
2
425
|
12.
424 – 10 =
2
414
|
|
13.
418 – 60 =
358
2
|
14.
702 + 70 =
772
2
|
15.
769 + 20 =
2
789
|
16.
257 – 80 =
2
177
|
|
17.
293 – 50 =
2
243
|
18.
718 + 60 =
2
778
|
19.
981 + 100 =
1081
2
|
20.
915 – 40 =
875
2
|
|
1.
944 – 10 =
2
934
|
2.
264 + 30 =
2
294
|
3.
900 – 20 =
2
880
|
4.
880 + 30 =
910
2
|
|
5.
218 + 80 =
2
298
|
6.
722 – 20 =
702
2
|
7.
589 – 40 =
2
549
|
8.
851 + 40 =
891
2
|
|
9.
132 – 90 =
2
42
|
10.
333 + 20 =
353
2
|
11.
435 – 10 =
2
425
|
12.
424 – 10 =
2
414
|
|
13.
418 – 60 =
358
2
|
14.
702 + 70 =
772
2
|
15.
769 + 20 =
2
789
|
16.
257 – 80 =
2
177
|
|
17.
293 – 50 =
2
243
|
18.
718 + 60 =
2
778
|
19.
981 + 100 =
1081
2
|
20.
915 – 40 =
875
2
|