|
1.
783 – 221 =
2
4
562
3
|
2.
751 + 50 =
801
3
2
4
|
3.
770 + 43 =
4
813
2
3
|
4.
951 + 4 =
4
2
955
3
|
|
5.
667 + 222 =
3
4
889
2
|
6.
386 + 77 =
463
3
4
2
|
7.
694 – 547 =
147
4
3
2
|
8.
563 – 27 =
4
536
3
2
|
|
9.
120 – 47 =
3
2
4
73
|
10.
507 – 47 =
4
460
2
3
|
11.
396 – 362 =
34
2
4
3
|
12.
584 + 21 =
3
2
4
605
|
|
13.
712 – 442 =
2
270
4
3
|
14.
493 + 322 =
2
815
3
4
|
15.
352 – 179 =
173
2
4
3
|
16.
838 – 86 =
3
2
4
752
|
|
17.
281 + 31 =
4
2
3
312
|
18.
97 + 710 =
3
807
2
4
|
19.
611 – 125 =
2
486
4
3
|
20.
378 – 211 =
167
4
2
3
|
|
1.
783 – 221 =
2
4
562
3
|
2.
751 + 50 =
801
3
2
4
|
3.
770 + 43 =
4
813
2
3
|
4.
951 + 4 =
4
2
955
3
|
|
5.
667 + 222 =
3
4
889
2
|
6.
386 + 77 =
463
3
4
2
|
7.
694 – 547 =
147
4
3
2
|
8.
563 – 27 =
4
536
3
2
|
|
9.
120 – 47 =
3
2
4
73
|
10.
507 – 47 =
4
460
2
3
|
11.
396 – 362 =
34
2
4
3
|
12.
584 + 21 =
3
2
4
605
|
|
13.
712 – 442 =
2
270
4
3
|
14.
493 + 322 =
2
815
3
4
|
15.
352 – 179 =
173
2
4
3
|
16.
838 – 86 =
3
2
4
752
|
|
17.
281 + 31 =
4
2
3
312
|
18.
97 + 710 =
3
807
2
4
|
19.
611 – 125 =
2
486
4
3
|
20.
378 – 211 =
167
4
2
3
|