|
1.
768 + 50 =
818
2
|
2.
387 – 80 =
2
307
|
3.
974 + 20 =
994
2
|
4.
131 + 30 =
2
161
|
|
5.
157 + 30 =
2
187
|
6.
195 – 100 =
95
2
|
7.
525 – 80 =
2
445
|
8.
343 – 50 =
293
2
|
|
9.
567 + 90 =
2
657
|
10.
922 + 90 =
2
1012
|
11.
532 + 50 =
582
2
|
12.
823 – 70 =
753
2
|
|
13.
681 + 80 =
761
2
|
14.
797 + 80 =
2
877
|
15.
792 – 50 =
2
742
|
16.
518 – 80 =
2
438
|
|
17.
867 – 30 =
2
837
|
18.
371 – 70 =
301
2
|
19.
572 – 100 =
472
2
|
20.
836 + 30 =
866
2
|
|
1.
768 + 50 =
818
2
|
2.
387 – 80 =
2
307
|
3.
974 + 20 =
994
2
|
4.
131 + 30 =
2
161
|
|
5.
157 + 30 =
2
187
|
6.
195 – 100 =
95
2
|
7.
525 – 80 =
2
445
|
8.
343 – 50 =
293
2
|
|
9.
567 + 90 =
2
657
|
10.
922 + 90 =
2
1012
|
11.
532 + 50 =
582
2
|
12.
823 – 70 =
753
2
|
|
13.
681 + 80 =
761
2
|
14.
797 + 80 =
2
877
|
15.
792 – 50 =
2
742
|
16.
518 – 80 =
2
438
|
|
17.
867 – 30 =
2
837
|
18.
371 – 70 =
301
2
|
19.
572 – 100 =
472
2
|
20.
836 + 30 =
866
2
|