|
1.
57 – 24 =
33
2
|
2.
511 – 423 =
88
2
|
3.
451 + 282 =
733
2
|
4.
602 – 53 =
2
549
|
|
5.
33 + 25 =
2
58
|
6.
950 – 27 =
923
2
|
7.
733 – 621 =
112
2
|
8.
724 + 247 =
971
2
|
|
9.
464 – 180 =
284
2
|
10.
85 – 51 =
2
34
|
11.
765 + 94 =
2
859
|
12.
417 – 397 =
20
2
|
|
13.
246 – 77 =
2
169
|
14.
233 – 163 =
70
2
|
15.
146 – 11 =
2
135
|
16.
242 – 88 =
154
2
|
|
17.
436 – 132 =
2
304
|
18.
78 + 196 =
2
274
|
19.
421 + 486 =
907
2
|
20.
790 – 643 =
2
147
|
|
1.
57 – 24 =
33
2
|
2.
511 – 423 =
88
2
|
3.
451 + 282 =
733
2
|
4.
602 – 53 =
2
549
|
|
5.
33 + 25 =
2
58
|
6.
950 – 27 =
923
2
|
7.
733 – 621 =
112
2
|
8.
724 + 247 =
971
2
|
|
9.
464 – 180 =
284
2
|
10.
85 – 51 =
2
34
|
11.
765 + 94 =
2
859
|
12.
417 – 397 =
20
2
|
|
13.
246 – 77 =
2
169
|
14.
233 – 163 =
70
2
|
15.
146 – 11 =
2
135
|
16.
242 – 88 =
154
2
|
|
17.
436 – 132 =
2
304
|
18.
78 + 196 =
2
274
|
19.
421 + 486 =
907
2
|
20.
790 – 643 =
2
147
|