|
1.
677 – 630 =
2
47
|
2.
521 + 308 =
829
2
|
3.
960 + 40 =
2
1000
|
4.
709 – 647 =
62
2
|
|
5.
538 – 384 =
2
154
|
6.
966 – 450 =
516
2
|
7.
245 + 142 =
2
387
|
8.
722 – 606 =
2
116
|
|
9.
998 – 403 =
2
595
|
10.
169 – 54 =
115
2
|
11.
671 – 127 =
2
544
|
12.
847 + 12 =
2
859
|
|
13.
144 + 464 =
2
608
|
14.
902 – 617 =
285
2
|
15.
111 + 244 =
355
2
|
16.
718 + 68 =
2
786
|
|
17.
855 – 535 =
320
2
|
18.
341 + 360 =
701
2
|
19.
424 + 154 =
578
2
|
20.
644 – 606 =
38
2
|
|
1.
677 – 630 =
2
47
|
2.
521 + 308 =
829
2
|
3.
960 + 40 =
2
1000
|
4.
709 – 647 =
62
2
|
|
5.
538 – 384 =
2
154
|
6.
966 – 450 =
516
2
|
7.
245 + 142 =
2
387
|
8.
722 – 606 =
2
116
|
|
9.
998 – 403 =
2
595
|
10.
169 – 54 =
115
2
|
11.
671 – 127 =
2
544
|
12.
847 + 12 =
2
859
|
|
13.
144 + 464 =
2
608
|
14.
902 – 617 =
285
2
|
15.
111 + 244 =
355
2
|
16.
718 + 68 =
2
786
|
|
17.
855 – 535 =
320
2
|
18.
341 + 360 =
701
2
|
19.
424 + 154 =
578
2
|
20.
644 – 606 =
38
2
|