|
1.
649 – 50 =
599
3
4
2
|
2.
322 – 50 =
3
2
272
4
|
3.
581 – 90 =
491
3
2
4
|
4.
615 – 60 =
4
555
3
2
|
|
5.
386 + 40 =
426
4
3
2
|
6.
681 – 60 =
2
621
3
4
|
7.
331 – 30 =
3
2
4
301
|
8.
429 – 40 =
2
4
389
3
|
|
9.
817 + 50 =
2
3
4
867
|
10.
375 – 20 =
355
3
4
2
|
11.
345 + 40 =
4
3
385
2
|
12.
217 – 70 =
2
4
3
147
|
|
13.
213 + 40 =
253
3
4
2
|
14.
230 + 80 =
2
4
3
310
|
15.
221 – 70 =
3
2
4
151
|
16.
527 – 50 =
3
4
2
477
|
|
17.
728 + 10 =
3
2
4
738
|
18.
857 + 100 =
4
2
3
957
|
19.
523 – 90 =
433
2
3
4
|
20.
779 + 40 =
2
4
3
819
|
|
1.
649 – 50 =
599
3
4
2
|
2.
322 – 50 =
3
2
272
4
|
3.
581 – 90 =
491
3
2
4
|
4.
615 – 60 =
4
555
3
2
|
|
5.
386 + 40 =
426
4
3
2
|
6.
681 – 60 =
2
621
3
4
|
7.
331 – 30 =
3
2
4
301
|
8.
429 – 40 =
2
4
389
3
|
|
9.
817 + 50 =
2
3
4
867
|
10.
375 – 20 =
355
3
4
2
|
11.
345 + 40 =
4
3
385
2
|
12.
217 – 70 =
2
4
3
147
|
|
13.
213 + 40 =
253
3
4
2
|
14.
230 + 80 =
2
4
3
310
|
15.
221 – 70 =
3
2
4
151
|
16.
527 – 50 =
3
4
2
477
|
|
17.
728 + 10 =
3
2
4
738
|
18.
857 + 100 =
4
2
3
957
|
19.
523 – 90 =
433
2
3
4
|
20.
779 + 40 =
2
4
3
819
|