|
1.
978 + 11 =
2
989
|
2.
901 + 1 =
902
2
|
3.
165 – 34 =
131
2
|
4.
578 + 415 =
2
993
|
|
5.
78 + 215 =
2
293
|
6.
165 + 657 =
2
822
|
7.
814 – 215 =
599
2
|
8.
618 – 24 =
594
2
|
|
9.
800 – 503 =
297
2
|
10.
738 – 587 =
151
2
|
11.
241 + 101 =
342
2
|
12.
908 + 70 =
978
2
|
|
13.
988 + 6 =
994
2
|
14.
527 – 479 =
48
2
|
15.
425 – 225 =
2
200
|
16.
755 + 41 =
2
796
|
|
17.
546 + 373 =
919
2
|
18.
846 – 563 =
283
2
|
19.
236 – 72 =
164
2
|
20.
248 + 323 =
2
571
|
|
1.
978 + 11 =
2
989
|
2.
901 + 1 =
902
2
|
3.
165 – 34 =
131
2
|
4.
578 + 415 =
2
993
|
|
5.
78 + 215 =
2
293
|
6.
165 + 657 =
2
822
|
7.
814 – 215 =
599
2
|
8.
618 – 24 =
594
2
|
|
9.
800 – 503 =
297
2
|
10.
738 – 587 =
151
2
|
11.
241 + 101 =
342
2
|
12.
908 + 70 =
978
2
|
|
13.
988 + 6 =
994
2
|
14.
527 – 479 =
48
2
|
15.
425 – 225 =
2
200
|
16.
755 + 41 =
2
796
|
|
17.
546 + 373 =
919
2
|
18.
846 – 563 =
283
2
|
19.
236 – 72 =
164
2
|
20.
248 + 323 =
2
571
|