|
1.
407 + 80 =
4
487
3
2
|
2.
699 + 30 =
3
2
729
4
|
3.
449 – 80 =
369
4
3
2
|
4.
301 – 60 =
3
2
4
241
|
|
5.
759 + 20 =
779
3
2
4
|
6.
586 – 10 =
3
576
2
4
|
7.
811 + 20 =
3
831
2
4
|
8.
261 – 70 =
4
3
191
2
|
|
9.
907 – 80 =
827
2
4
3
|
10.
667 – 50 =
2
617
3
4
|
11.
980 – 90 =
3
2
890
4
|
12.
434 – 20 =
414
4
3
2
|
|
13.
872 – 40 =
832
2
3
4
|
14.
949 + 40 =
4
989
3
2
|
15.
280 + 60 =
2
4
3
340
|
16.
686 – 80 =
3
2
606
4
|
|
17.
379 + 100 =
3
2
479
4
|
18.
568 + 40 =
2
4
3
608
|
19.
348 – 10 =
338
3
4
2
|
20.
244 + 70 =
314
2
4
3
|
|
1.
407 + 80 =
4
487
3
2
|
2.
699 + 30 =
3
2
729
4
|
3.
449 – 80 =
369
4
3
2
|
4.
301 – 60 =
3
2
4
241
|
|
5.
759 + 20 =
779
3
2
4
|
6.
586 – 10 =
3
576
2
4
|
7.
811 + 20 =
3
831
2
4
|
8.
261 – 70 =
4
3
191
2
|
|
9.
907 – 80 =
827
2
4
3
|
10.
667 – 50 =
2
617
3
4
|
11.
980 – 90 =
3
2
890
4
|
12.
434 – 20 =
414
4
3
2
|
|
13.
872 – 40 =
832
2
3
4
|
14.
949 + 40 =
4
989
3
2
|
15.
280 + 60 =
2
4
3
340
|
16.
686 – 80 =
3
2
606
4
|
|
17.
379 + 100 =
3
2
479
4
|
18.
568 + 40 =
2
4
3
608
|
19.
348 – 10 =
338
3
4
2
|
20.
244 + 70 =
314
2
4
3
|