|
1.
227 – 109 =
2
118
|
2.
348 + 492 =
840
2
|
3.
113 – 14 =
2
99
|
4.
748 – 649 =
2
99
|
|
5.
921 + 58 =
979
2
|
6.
401 – 235 =
2
166
|
7.
31 + 148 =
2
179
|
8.
524 – 468 =
56
2
|
|
9.
569 – 109 =
2
460
|
10.
510 + 331 =
2
841
|
11.
234 + 436 =
670
2
|
12.
514 + 438 =
2
952
|
|
13.
794 – 564 =
230
2
|
14.
95 + 824 =
919
2
|
15.
203 – 87 =
116
2
|
16.
66 + 697 =
763
2
|
|
17.
518 – 61 =
2
457
|
18.
20 – 10 =
10
1
|
19.
408 + 31 =
439
2
|
20.
927 + 55 =
2
982
|
|
1.
227 – 109 =
2
118
|
2.
348 + 492 =
840
2
|
3.
113 – 14 =
2
99
|
4.
748 – 649 =
2
99
|
|
5.
921 + 58 =
979
2
|
6.
401 – 235 =
2
166
|
7.
31 + 148 =
2
179
|
8.
524 – 468 =
56
2
|
|
9.
569 – 109 =
2
460
|
10.
510 + 331 =
2
841
|
11.
234 + 436 =
670
2
|
12.
514 + 438 =
2
952
|
|
13.
794 – 564 =
230
2
|
14.
95 + 824 =
919
2
|
15.
203 – 87 =
116
2
|
16.
66 + 697 =
763
2
|
|
17.
518 – 61 =
2
457
|
18.
20 – 10 =
10
1
|
19.
408 + 31 =
439
2
|
20.
927 + 55 =
2
982
|