|
1.
803 – 361 =
442
2
|
2.
139 – 138 =
1
2
|
3.
170 + 329 =
499
2
|
4.
727 + 267 =
994
2
|
|
5.
19 + 959 =
978
2
|
6.
935 – 68 =
2
867
|
7.
993 – 346 =
2
647
|
8.
120 + 282 =
2
402
|
|
9.
574 + 193 =
767
2
|
10.
346 + 265 =
2
611
|
11.
570 – 365 =
2
205
|
12.
873 + 25 =
2
898
|
|
13.
331 + 170 =
501
2
|
14.
81 – 7 =
74
2
|
15.
221 – 99 =
2
122
|
16.
296 – 264 =
32
2
|
|
17.
283 + 248 =
531
2
|
18.
21 – 1 =
20
2
|
19.
256 – 6 =
250
2
|
20.
992 + 7 =
2
999
|
|
1.
803 – 361 =
442
2
|
2.
139 – 138 =
1
2
|
3.
170 + 329 =
499
2
|
4.
727 + 267 =
994
2
|
|
5.
19 + 959 =
978
2
|
6.
935 – 68 =
2
867
|
7.
993 – 346 =
2
647
|
8.
120 + 282 =
2
402
|
|
9.
574 + 193 =
767
2
|
10.
346 + 265 =
2
611
|
11.
570 – 365 =
2
205
|
12.
873 + 25 =
2
898
|
|
13.
331 + 170 =
501
2
|
14.
81 – 7 =
74
2
|
15.
221 – 99 =
2
122
|
16.
296 – 264 =
32
2
|
|
17.
283 + 248 =
531
2
|
18.
21 – 1 =
20
2
|
19.
256 – 6 =
250
2
|
20.
992 + 7 =
2
999
|