|
1.
877 – 790 =
4
87
3
2
|
2.
239 + 577 =
4
2
816
3
|
3.
393 – 132 =
3
261
2
4
|
4.
86 – 75 =
3
1
2
11
|
|
5.
858 + 62 =
3
2
920
4
|
6.
595 + 80 =
3
675
4
2
|
7.
697 + 247 =
944
4
3
2
|
8.
951 – 729 =
222
2
3
4
|
|
9.
251 – 245 =
1
3
2
6
|
10.
357 – 334 =
2
3
23
4
|
11.
10 + 577 =
4
587
2
3
|
12.
389 + 490 =
879
3
2
4
|
|
13.
564 + 372 =
4
2
936
3
|
14.
359 – 154 =
2
205
3
4
|
15.
103 – 45 =
2
4
3
58
|
16.
861 + 69 =
4
2
930
3
|
|
17.
680 – 650 =
30
4
2
3
|
18.
762 – 136 =
4
2
626
3
|
19.
451 – 423 =
28
3
2
4
|
20.
442 – 315 =
2
4
3
127
|
|
1.
877 – 790 =
4
87
3
2
|
2.
239 + 577 =
4
2
816
3
|
3.
393 – 132 =
3
261
2
4
|
4.
86 – 75 =
3
1
2
11
|
|
5.
858 + 62 =
3
2
920
4
|
6.
595 + 80 =
3
675
4
2
|
7.
697 + 247 =
944
4
3
2
|
8.
951 – 729 =
222
2
3
4
|
|
9.
251 – 245 =
1
3
2
6
|
10.
357 – 334 =
2
3
23
4
|
11.
10 + 577 =
4
587
2
3
|
12.
389 + 490 =
879
3
2
4
|
|
13.
564 + 372 =
4
2
936
3
|
14.
359 – 154 =
2
205
3
4
|
15.
103 – 45 =
2
4
3
58
|
16.
861 + 69 =
4
2
930
3
|
|
17.
680 – 650 =
30
4
2
3
|
18.
762 – 136 =
4
2
626
3
|
19.
451 – 423 =
28
3
2
4
|
20.
442 – 315 =
2
4
3
127
|