|
1.
133 – 60 =
2
73
|
2.
845 – 90 =
755
2
|
3.
647 + 50 =
697
2
|
4.
310 + 40 =
2
350
|
|
5.
287 – 90 =
2
197
|
6.
821 + 30 =
2
851
|
7.
592 + 70 =
2
662
|
8.
580 – 30 =
2
550
|
|
9.
173 – 100 =
73
2
|
10.
204 – 40 =
2
164
|
11.
647 + 50 =
697
2
|
12.
456 – 70 =
386
2
|
|
13.
491 + 30 =
521
2
|
14.
643 – 30 =
613
2
|
15.
335 – 10 =
2
325
|
16.
426 – 90 =
336
2
|
|
17.
123 – 90 =
2
33
|
18.
816 + 60 =
876
2
|
19.
199 – 90 =
109
2
|
20.
572 + 10 =
2
582
|
|
1.
133 – 60 =
2
73
|
2.
845 – 90 =
755
2
|
3.
647 + 50 =
697
2
|
4.
310 + 40 =
2
350
|
|
5.
287 – 90 =
2
197
|
6.
821 + 30 =
2
851
|
7.
592 + 70 =
2
662
|
8.
580 – 30 =
2
550
|
|
9.
173 – 100 =
73
2
|
10.
204 – 40 =
2
164
|
11.
647 + 50 =
697
2
|
12.
456 – 70 =
386
2
|
|
13.
491 + 30 =
521
2
|
14.
643 – 30 =
613
2
|
15.
335 – 10 =
2
325
|
16.
426 – 90 =
336
2
|
|
17.
123 – 90 =
2
33
|
18.
816 + 60 =
876
2
|
19.
199 – 90 =
109
2
|
20.
572 + 10 =
2
582
|