|
1.
340 + 10 =
2
350
|
2.
801 + 50 =
851
2
|
3.
533 + 50 =
2
583
|
4.
310 + 90 =
2
400
|
|
5.
290 – 80 =
2
210
|
6.
305 – 60 =
2
245
|
7.
983 – 40 =
943
2
|
8.
279 – 100 =
2
179
|
|
9.
933 – 90 =
2
843
|
10.
675 + 50 =
2
725
|
11.
113 – 100 =
13
1
|
12.
870 + 40 =
910
2
|
|
13.
653 – 80 =
573
2
|
14.
904 – 80 =
2
824
|
15.
315 – 90 =
2
225
|
16.
761 + 100 =
2
861
|
|
17.
764 + 100 =
2
864
|
18.
708 + 50 =
2
758
|
19.
543 – 100 =
2
443
|
20.
807 – 40 =
767
2
|
|
1.
340 + 10 =
2
350
|
2.
801 + 50 =
851
2
|
3.
533 + 50 =
2
583
|
4.
310 + 90 =
2
400
|
|
5.
290 – 80 =
2
210
|
6.
305 – 60 =
2
245
|
7.
983 – 40 =
943
2
|
8.
279 – 100 =
2
179
|
|
9.
933 – 90 =
2
843
|
10.
675 + 50 =
2
725
|
11.
113 – 100 =
13
1
|
12.
870 + 40 =
910
2
|
|
13.
653 – 80 =
573
2
|
14.
904 – 80 =
2
824
|
15.
315 – 90 =
2
225
|
16.
761 + 100 =
2
861
|
|
17.
764 + 100 =
2
864
|
18.
708 + 50 =
2
758
|
19.
543 – 100 =
2
443
|
20.
807 – 40 =
767
2
|