1.
384 – 140 =
4
3
244
2
|
2.
730 + 5 =
2
3
4
735
|
3.
491 – 201 =
290
2
4
3
|
4.
370 + 3 =
4
373
3
2
|
5.
228 + 44 =
2
4
3
272
|
6.
956 – 683 =
2
3
273
4
|
7.
311 + 679 =
2
990
3
4
|
8.
558 – 143 =
2
4
3
415
|
9.
991 + 3 =
994
4
3
2
|
10.
759 + 162 =
3
2
921
4
|
11.
241 + 698 =
4
3
939
2
|
12.
108 – 3 =
4
2
3
105
|
13.
330 + 120 =
450
3
2
4
|
14.
411 + 405 =
816
2
4
3
|
15.
471 + 441 =
3
2
912
4
|
16.
807 + 153 =
3
960
2
4
|
17.
669 + 4 =
4
2
3
673
|
18.
764 – 636 =
3
128
4
2
|
19.
979 + 9 =
3
988
4
2
|
20.
814 – 651 =
4
2
163
3
|
1.
384 – 140 =
4
3
244
2
|
2.
730 + 5 =
2
3
4
735
|
3.
491 – 201 =
290
2
4
3
|
4.
370 + 3 =
4
373
3
2
|
5.
228 + 44 =
2
4
3
272
|
6.
956 – 683 =
2
3
273
4
|
7.
311 + 679 =
2
990
3
4
|
8.
558 – 143 =
2
4
3
415
|
9.
991 + 3 =
994
4
3
2
|
10.
759 + 162 =
3
2
921
4
|
11.
241 + 698 =
4
3
939
2
|
12.
108 – 3 =
4
2
3
105
|
13.
330 + 120 =
450
3
2
4
|
14.
411 + 405 =
816
2
4
3
|
15.
471 + 441 =
3
2
912
4
|
16.
807 + 153 =
3
960
2
4
|
17.
669 + 4 =
4
2
3
673
|
18.
764 – 636 =
3
128
4
2
|
19.
979 + 9 =
3
988
4
2
|
20.
814 – 651 =
4
2
163
3
|