|
1.
43 – 31 =
2
12
3
1
|
2.
32 + 486 =
2
3
4
518
|
3.
290 – 34 =
4
2
3
256
|
4.
843 – 709 =
4
134
2
3
|
|
5.
255 + 556 =
4
2
811
3
|
6.
10 + 503 =
513
4
3
2
|
7.
857 + 14 =
3
4
2
871
|
8.
245 – 149 =
4
3
96
2
|
|
9.
458 + 75 =
4
3
533
2
|
10.
734 – 106 =
628
2
3
4
|
11.
608 + 87 =
695
2
3
4
|
12.
548 – 464 =
3
84
2
4
|
|
13.
152 + 424 =
4
2
3
576
|
14.
992 – 29 =
4
963
2
3
|
15.
795 + 134 =
2
4
3
929
|
16.
813 – 90 =
4
723
2
3
|
|
17.
282 – 106 =
4
176
3
2
|
18.
670 – 278 =
3
392
4
2
|
19.
356 – 72 =
3
4
2
284
|
20.
626 – 487 =
4
3
2
139
|
|
1.
43 – 31 =
2
12
3
1
|
2.
32 + 486 =
2
3
4
518
|
3.
290 – 34 =
4
2
3
256
|
4.
843 – 709 =
4
134
2
3
|
|
5.
255 + 556 =
4
2
811
3
|
6.
10 + 503 =
513
4
3
2
|
7.
857 + 14 =
3
4
2
871
|
8.
245 – 149 =
4
3
96
2
|
|
9.
458 + 75 =
4
3
533
2
|
10.
734 – 106 =
628
2
3
4
|
11.
608 + 87 =
695
2
3
4
|
12.
548 – 464 =
3
84
2
4
|
|
13.
152 + 424 =
4
2
3
576
|
14.
992 – 29 =
4
963
2
3
|
15.
795 + 134 =
2
4
3
929
|
16.
813 – 90 =
4
723
2
3
|
|
17.
282 – 106 =
4
176
3
2
|
18.
670 – 278 =
3
392
4
2
|
19.
356 – 72 =
3
4
2
284
|
20.
626 – 487 =
4
3
2
139
|