|
1.
539 – 516 =
23
2
|
2.
249 + 241 =
490
2
|
3.
504 + 438 =
2
942
|
4.
262 – 74 =
2
188
|
|
5.
481 – 31 =
450
2
|
6.
50 + 598 =
2
648
|
7.
602 + 221 =
823
2
|
8.
174 – 164 =
10
1
|
|
9.
123 – 57 =
2
66
|
10.
688 + 196 =
2
884
|
11.
577 + 255 =
832
2
|
12.
377 + 215 =
2
592
|
|
13.
171 + 385 =
2
556
|
14.
655 + 14 =
669
2
|
15.
838 – 227 =
611
2
|
16.
408 – 1 =
2
407
|
|
17.
898 + 27 =
925
2
|
18.
850 + 110 =
960
2
|
19.
355 – 196 =
159
2
|
20.
791 – 29 =
762
2
|
|
1.
539 – 516 =
23
2
|
2.
249 + 241 =
490
2
|
3.
504 + 438 =
2
942
|
4.
262 – 74 =
2
188
|
|
5.
481 – 31 =
450
2
|
6.
50 + 598 =
2
648
|
7.
602 + 221 =
823
2
|
8.
174 – 164 =
10
1
|
|
9.
123 – 57 =
2
66
|
10.
688 + 196 =
2
884
|
11.
577 + 255 =
832
2
|
12.
377 + 215 =
2
592
|
|
13.
171 + 385 =
2
556
|
14.
655 + 14 =
669
2
|
15.
838 – 227 =
611
2
|
16.
408 – 1 =
2
407
|
|
17.
898 + 27 =
925
2
|
18.
850 + 110 =
960
2
|
19.
355 – 196 =
159
2
|
20.
791 – 29 =
762
2
|