|
1.
668 – 267 =
401
2
|
2.
680 + 71 =
751
2
|
3.
309 + 86 =
395
2
|
4.
508 – 375 =
133
2
|
|
5.
77 – 0 =
77
2
|
6.
53 + 411 =
464
2
|
7.
332 – 97 =
235
2
|
8.
750 – 418 =
2
332
|
|
9.
311 – 251 =
2
60
|
10.
975 + 17 =
992
2
|
11.
25 + 331 =
2
356
|
12.
812 + 75 =
887
2
|
|
13.
524 – 459 =
2
65
|
14.
133 + 577 =
710
2
|
15.
437 – 177 =
260
2
|
16.
850 + 107 =
2
957
|
|
17.
344 + 217 =
2
561
|
18.
543 – 89 =
454
2
|
19.
694 + 301 =
995
2
|
20.
346 – 94 =
252
2
|
|
1.
668 – 267 =
401
2
|
2.
680 + 71 =
751
2
|
3.
309 + 86 =
395
2
|
4.
508 – 375 =
133
2
|
|
5.
77 – 0 =
77
2
|
6.
53 + 411 =
464
2
|
7.
332 – 97 =
235
2
|
8.
750 – 418 =
2
332
|
|
9.
311 – 251 =
2
60
|
10.
975 + 17 =
992
2
|
11.
25 + 331 =
2
356
|
12.
812 + 75 =
887
2
|
|
13.
524 – 459 =
2
65
|
14.
133 + 577 =
710
2
|
15.
437 – 177 =
260
2
|
16.
850 + 107 =
2
957
|
|
17.
344 + 217 =
2
561
|
18.
543 – 89 =
454
2
|
19.
694 + 301 =
995
2
|
20.
346 – 94 =
252
2
|