|
1.
714 – 456 =
4
3
258
2
|
2.
228 + 715 =
943
3
4
2
|
3.
706 + 71 =
4
3
2
777
|
4.
102 + 497 =
599
4
3
2
|
|
5.
494 + 234 =
728
2
3
4
|
6.
67 – 29 =
38
3
4
2
|
7.
557 – 243 =
4
2
314
3
|
8.
226 + 657 =
4
883
2
3
|
|
9.
153 – 20 =
4
2
3
133
|
10.
568 + 221 =
3
2
789
4
|
11.
102 + 711 =
813
4
3
2
|
12.
833 + 152 =
3
4
985
2
|
|
13.
511 – 490 =
3
4
21
2
|
14.
995 + 1 =
3
2
996
4
|
15.
876 + 4 =
880
2
3
4
|
16.
480 – 338 =
2
4
3
142
|
|
17.
388 + 312 =
4
3
700
2
|
18.
949 – 227 =
4
3
2
722
|
19.
954 – 399 =
3
2
4
555
|
20.
663 – 431 =
232
4
2
3
|
|
1.
714 – 456 =
4
3
258
2
|
2.
228 + 715 =
943
3
4
2
|
3.
706 + 71 =
4
3
2
777
|
4.
102 + 497 =
599
4
3
2
|
|
5.
494 + 234 =
728
2
3
4
|
6.
67 – 29 =
38
3
4
2
|
7.
557 – 243 =
4
2
314
3
|
8.
226 + 657 =
4
883
2
3
|
|
9.
153 – 20 =
4
2
3
133
|
10.
568 + 221 =
3
2
789
4
|
11.
102 + 711 =
813
4
3
2
|
12.
833 + 152 =
3
4
985
2
|
|
13.
511 – 490 =
3
4
21
2
|
14.
995 + 1 =
3
2
996
4
|
15.
876 + 4 =
880
2
3
4
|
16.
480 – 338 =
2
4
3
142
|
|
17.
388 + 312 =
4
3
700
2
|
18.
949 – 227 =
4
3
2
722
|
19.
954 – 399 =
3
2
4
555
|
20.
663 – 431 =
232
4
2
3
|