|
1.
586 – 100 =
2
4
3
486
|
2.
502 + 10 =
512
4
2
3
|
3.
557 – 40 =
2
4
3
517
|
4.
905 – 30 =
875
4
2
3
|
|
5.
605 – 40 =
565
2
3
4
|
6.
993 + 30 =
2
4
3
1023
|
7.
608 + 30 =
4
2
3
638
|
8.
984 + 90 =
4
2
1074
3
|
|
9.
514 + 40 =
4
2
3
554
|
10.
530 – 30 =
500
3
2
4
|
11.
930 + 50 =
3
980
4
2
|
12.
517 + 20 =
2
4
537
3
|
|
13.
173 – 100 =
2
73
3
4
|
14.
214 + 60 =
274
4
2
3
|
15.
498 – 50 =
448
3
4
2
|
16.
331 – 70 =
2
4
261
3
|
|
17.
227 – 10 =
3
2
4
217
|
18.
378 – 80 =
2
298
3
4
|
19.
303 + 70 =
4
2
373
3
|
20.
601 + 30 =
4
3
2
631
|
|
1.
586 – 100 =
2
4
3
486
|
2.
502 + 10 =
512
4
2
3
|
3.
557 – 40 =
2
4
3
517
|
4.
905 – 30 =
875
4
2
3
|
|
5.
605 – 40 =
565
2
3
4
|
6.
993 + 30 =
2
4
3
1023
|
7.
608 + 30 =
4
2
3
638
|
8.
984 + 90 =
4
2
1074
3
|
|
9.
514 + 40 =
4
2
3
554
|
10.
530 – 30 =
500
3
2
4
|
11.
930 + 50 =
3
980
4
2
|
12.
517 + 20 =
2
4
537
3
|
|
13.
173 – 100 =
2
73
3
4
|
14.
214 + 60 =
274
4
2
3
|
15.
498 – 50 =
448
3
4
2
|
16.
331 – 70 =
2
4
261
3
|
|
17.
227 – 10 =
3
2
4
217
|
18.
378 – 80 =
2
298
3
4
|
19.
303 + 70 =
4
2
373
3
|
20.
601 + 30 =
4
3
2
631
|