|
1.
840 – 20 =
2
3
820
4
|
2.
853 – 113 =
2
740
4
3
|
3.
776 + 75 =
2
3
851
4
|
4.
334 – 61 =
2
4
3
273
|
|
5.
939 + 1 =
4
940
3
2
|
6.
799 + 57 =
2
3
4
856
|
7.
235 – 159 =
3
2
4
76
|
8.
271 – 24 =
4
3
2
247
|
|
9.
348 + 193 =
2
541
4
3
|
10.
709 – 194 =
3
4
2
515
|
11.
556 + 270 =
826
2
3
4
|
12.
367 – 46 =
321
4
2
3
|
|
13.
14 – 13 =
1
2
3
4
|
14.
709 + 21 =
730
3
2
4
|
15.
547 – 113 =
434
2
4
3
|
16.
930 – 798 =
3
2
132
4
|
|
17.
475 + 155 =
630
2
4
3
|
18.
97 + 592 =
2
689
3
4
|
19.
460 + 412 =
3
872
4
2
|
20.
635 – 182 =
453
3
4
2
|
|
1.
840 – 20 =
2
3
820
4
|
2.
853 – 113 =
2
740
4
3
|
3.
776 + 75 =
2
3
851
4
|
4.
334 – 61 =
2
4
3
273
|
|
5.
939 + 1 =
4
940
3
2
|
6.
799 + 57 =
2
3
4
856
|
7.
235 – 159 =
3
2
4
76
|
8.
271 – 24 =
4
3
2
247
|
|
9.
348 + 193 =
2
541
4
3
|
10.
709 – 194 =
3
4
2
515
|
11.
556 + 270 =
826
2
3
4
|
12.
367 – 46 =
321
4
2
3
|
|
13.
14 – 13 =
1
2
3
4
|
14.
709 + 21 =
730
3
2
4
|
15.
547 – 113 =
434
2
4
3
|
16.
930 – 798 =
3
2
132
4
|
|
17.
475 + 155 =
630
2
4
3
|
18.
97 + 592 =
2
689
3
4
|
19.
460 + 412 =
3
872
4
2
|
20.
635 – 182 =
453
3
4
2
|