|
1.
620 – 536 =
84
2
|
2.
163 – 51 =
112
2
|
3.
151 – 57 =
2
94
|
4.
53 + 692 =
2
745
|
|
5.
755 + 73 =
828
2
|
6.
933 – 257 =
2
676
|
7.
959 – 593 =
2
366
|
8.
665 – 596 =
2
69
|
|
9.
312 – 301 =
11
1
|
10.
487 – 472 =
15
1
|
11.
842 – 443 =
399
2
|
12.
508 – 140 =
368
2
|
|
13.
906 + 56 =
2
962
|
14.
187 + 80 =
267
2
|
15.
536 + 224 =
2
760
|
16.
797 + 9 =
806
2
|
|
17.
992 + 4 =
996
2
|
18.
717 – 63 =
2
654
|
19.
730 – 675 =
2
55
|
20.
406 – 85 =
321
2
|
|
1.
620 – 536 =
84
2
|
2.
163 – 51 =
112
2
|
3.
151 – 57 =
2
94
|
4.
53 + 692 =
2
745
|
|
5.
755 + 73 =
828
2
|
6.
933 – 257 =
2
676
|
7.
959 – 593 =
2
366
|
8.
665 – 596 =
2
69
|
|
9.
312 – 301 =
11
1
|
10.
487 – 472 =
15
1
|
11.
842 – 443 =
399
2
|
12.
508 – 140 =
368
2
|
|
13.
906 + 56 =
2
962
|
14.
187 + 80 =
267
2
|
15.
536 + 224 =
2
760
|
16.
797 + 9 =
806
2
|
|
17.
992 + 4 =
996
2
|
18.
717 – 63 =
2
654
|
19.
730 – 675 =
2
55
|
20.
406 – 85 =
321
2
|