|
1.
812 + 57 =
2
869
|
2.
1000 + 0 =
1000
2
|
3.
505 + 372 =
2
877
|
4.
697 + 45 =
2
742
|
|
5.
797 + 110 =
2
907
|
6.
660 – 81 =
579
2
|
7.
41 + 470 =
2
511
|
8.
603 + 334 =
2
937
|
|
9.
636 – 62 =
2
574
|
10.
871 – 541 =
330
2
|
11.
636 + 128 =
2
764
|
12.
612 + 121 =
733
2
|
|
13.
94 – 68 =
26
2
|
14.
935 – 883 =
2
52
|
15.
843 + 102 =
2
945
|
16.
811 – 337 =
474
2
|
|
17.
690 – 69 =
2
621
|
18.
830 + 140 =
970
2
|
19.
806 + 55 =
861
2
|
20.
106 – 11 =
2
95
|
|
1.
812 + 57 =
2
869
|
2.
1000 + 0 =
1000
2
|
3.
505 + 372 =
2
877
|
4.
697 + 45 =
2
742
|
|
5.
797 + 110 =
2
907
|
6.
660 – 81 =
579
2
|
7.
41 + 470 =
2
511
|
8.
603 + 334 =
2
937
|
|
9.
636 – 62 =
2
574
|
10.
871 – 541 =
330
2
|
11.
636 + 128 =
2
764
|
12.
612 + 121 =
733
2
|
|
13.
94 – 68 =
26
2
|
14.
935 – 883 =
2
52
|
15.
843 + 102 =
2
945
|
16.
811 – 337 =
474
2
|
|
17.
690 – 69 =
2
621
|
18.
830 + 140 =
970
2
|
19.
806 + 55 =
861
2
|
20.
106 – 11 =
2
95
|