|
1.
638 + 291 =
3
4
929
2
|
2.
111 + 542 =
2
3
4
653
|
3.
417 – 280 =
2
4
137
3
|
4.
162 + 597 =
2
759
3
4
|
|
5.
492 – 260 =
2
232
3
4
|
6.
312 – 55 =
4
3
2
257
|
7.
520 + 238 =
2
4
3
758
|
8.
60 + 185 =
3
245
4
2
|
|
9.
33 + 63 =
3
96
4
2
|
10.
722 + 271 =
993
2
4
3
|
11.
781 – 281 =
4
2
500
3
|
12.
445 – 77 =
4
368
3
2
|
|
13.
589 – 506 =
4
83
2
3
|
14.
164 + 348 =
4
512
2
3
|
15.
982 + 13 =
995
3
4
2
|
16.
490 – 357 =
3
2
133
4
|
|
17.
510 + 22 =
3
2
532
4
|
18.
779 – 428 =
351
2
3
4
|
19.
848 + 48 =
4
3
896
2
|
20.
753 + 92 =
845
4
2
3
|
|
1.
638 + 291 =
3
4
929
2
|
2.
111 + 542 =
2
3
4
653
|
3.
417 – 280 =
2
4
137
3
|
4.
162 + 597 =
2
759
3
4
|
|
5.
492 – 260 =
2
232
3
4
|
6.
312 – 55 =
4
3
2
257
|
7.
520 + 238 =
2
4
3
758
|
8.
60 + 185 =
3
245
4
2
|
|
9.
33 + 63 =
3
96
4
2
|
10.
722 + 271 =
993
2
4
3
|
11.
781 – 281 =
4
2
500
3
|
12.
445 – 77 =
4
368
3
2
|
|
13.
589 – 506 =
4
83
2
3
|
14.
164 + 348 =
4
512
2
3
|
15.
982 + 13 =
995
3
4
2
|
16.
490 – 357 =
3
2
133
4
|
|
17.
510 + 22 =
3
2
532
4
|
18.
779 – 428 =
351
2
3
4
|
19.
848 + 48 =
4
3
896
2
|
20.
753 + 92 =
845
4
2
3
|