1.
339 – 322 =
17
2
|
2.
751 – 607 =
144
2
|
3.
902 + 94 =
2
996
|
4.
668 – 398 =
270
2
|
5.
54 – 37 =
2
17
|
6.
116 – 60 =
2
56
|
7.
326 – 84 =
2
242
|
8.
263 + 623 =
2
886
|
9.
728 + 205 =
933
2
|
10.
474 + 296 =
2
770
|
11.
371 – 360 =
11
1
|
12.
939 + 46 =
985
2
|
13.
387 + 574 =
961
2
|
14.
744 + 29 =
773
2
|
15.
936 + 15 =
2
951
|
16.
753 – 68 =
685
2
|
17.
340 + 383 =
723
2
|
18.
935 – 555 =
380
2
|
19.
340 + 151 =
491
2
|
20.
571 – 548 =
23
2
|
1.
339 – 322 =
17
2
|
2.
751 – 607 =
144
2
|
3.
902 + 94 =
2
996
|
4.
668 – 398 =
270
2
|
5.
54 – 37 =
2
17
|
6.
116 – 60 =
2
56
|
7.
326 – 84 =
2
242
|
8.
263 + 623 =
2
886
|
9.
728 + 205 =
933
2
|
10.
474 + 296 =
2
770
|
11.
371 – 360 =
11
1
|
12.
939 + 46 =
985
2
|
13.
387 + 574 =
961
2
|
14.
744 + 29 =
773
2
|
15.
936 + 15 =
2
951
|
16.
753 – 68 =
685
2
|
17.
340 + 383 =
723
2
|
18.
935 – 555 =
380
2
|
19.
340 + 151 =
491
2
|
20.
571 – 548 =
23
2
|