|
1.
863 – 331 =
532
2
|
2.
746 + 72 =
2
818
|
3.
430 + 405 =
835
2
|
4.
21 – 20 =
2
1
|
|
5.
322 + 115 =
437
2
|
6.
934 + 23 =
2
957
|
7.
161 – 14 =
2
147
|
8.
613 + 240 =
853
2
|
|
9.
861 + 73 =
2
934
|
10.
128 – 127 =
1
2
|
11.
21 + 924 =
945
2
|
12.
401 + 52 =
2
453
|
|
13.
768 – 138 =
2
630
|
14.
886 + 82 =
968
2
|
15.
659 – 378 =
2
281
|
16.
957 + 16 =
973
2
|
|
17.
813 + 177 =
990
2
|
18.
479 + 3 =
482
2
|
19.
850 + 25 =
875
2
|
20.
221 – 153 =
2
68
|
|
1.
863 – 331 =
532
2
|
2.
746 + 72 =
2
818
|
3.
430 + 405 =
835
2
|
4.
21 – 20 =
2
1
|
|
5.
322 + 115 =
437
2
|
6.
934 + 23 =
2
957
|
7.
161 – 14 =
2
147
|
8.
613 + 240 =
853
2
|
|
9.
861 + 73 =
2
934
|
10.
128 – 127 =
1
2
|
11.
21 + 924 =
945
2
|
12.
401 + 52 =
2
453
|
|
13.
768 – 138 =
2
630
|
14.
886 + 82 =
968
2
|
15.
659 – 378 =
2
281
|
16.
957 + 16 =
973
2
|
|
17.
813 + 177 =
990
2
|
18.
479 + 3 =
482
2
|
19.
850 + 25 =
875
2
|
20.
221 – 153 =
2
68
|