|
1.
494 – 277 =
4
217
2
3
|
2.
814 – 766 =
4
3
2
48
|
3.
350 + 308 =
4
3
2
658
|
4.
84 – 42 =
42
4
3
2
|
|
5.
946 + 39 =
3
2
985
4
|
6.
603 – 69 =
4
534
2
3
|
7.
626 + 167 =
2
3
793
4
|
8.
67 + 416 =
3
4
483
2
|
|
9.
853 + 21 =
2
4
3
874
|
10.
949 + 37 =
986
3
4
2
|
11.
875 + 9 =
2
884
3
4
|
12.
610 – 466 =
3
2
4
144
|
|
13.
474 – 125 =
349
4
3
2
|
14.
610 + 387 =
4
3
2
997
|
15.
514 + 30 =
4
544
2
3
|
16.
313 + 130 =
2
3
4
443
|
|
17.
668 + 133 =
801
2
4
3
|
18.
617 – 99 =
3
4
518
2
|
19.
505 + 168 =
2
4
673
3
|
20.
590 – 123 =
4
467
2
3
|
|
1.
494 – 277 =
4
217
2
3
|
2.
814 – 766 =
4
3
2
48
|
3.
350 + 308 =
4
3
2
658
|
4.
84 – 42 =
42
4
3
2
|
|
5.
946 + 39 =
3
2
985
4
|
6.
603 – 69 =
4
534
2
3
|
7.
626 + 167 =
2
3
793
4
|
8.
67 + 416 =
3
4
483
2
|
|
9.
853 + 21 =
2
4
3
874
|
10.
949 + 37 =
986
3
4
2
|
11.
875 + 9 =
2
884
3
4
|
12.
610 – 466 =
3
2
4
144
|
|
13.
474 – 125 =
349
4
3
2
|
14.
610 + 387 =
4
3
2
997
|
15.
514 + 30 =
4
544
2
3
|
16.
313 + 130 =
2
3
4
443
|
|
17.
668 + 133 =
801
2
4
3
|
18.
617 – 99 =
3
4
518
2
|
19.
505 + 168 =
2
4
673
3
|
20.
590 – 123 =
4
467
2
3
|