1.
679 – 60 =
619
2
|
2.
728 + 40 =
768
2
|
3.
370 – 10 =
2
360
|
4.
917 + 20 =
937
2
|
5.
332 + 90 =
422
2
|
6.
666 – 30 =
636
2
|
7.
499 – 70 =
2
429
|
8.
575 – 10 =
2
565
|
9.
470 – 30 =
440
2
|
10.
415 – 60 =
2
355
|
11.
488 – 80 =
2
408
|
12.
210 + 50 =
2
260
|
13.
338 – 10 =
328
2
|
14.
922 + 10 =
932
2
|
15.
291 + 50 =
2
341
|
16.
916 + 10 =
2
926
|
17.
964 – 80 =
884
2
|
18.
443 + 10 =
453
2
|
19.
498 + 50 =
548
2
|
20.
260 + 50 =
310
2
|
1.
679 – 60 =
619
2
|
2.
728 + 40 =
768
2
|
3.
370 – 10 =
2
360
|
4.
917 + 20 =
937
2
|
5.
332 + 90 =
422
2
|
6.
666 – 30 =
636
2
|
7.
499 – 70 =
2
429
|
8.
575 – 10 =
2
565
|
9.
470 – 30 =
440
2
|
10.
415 – 60 =
2
355
|
11.
488 – 80 =
2
408
|
12.
210 + 50 =
2
260
|
13.
338 – 10 =
328
2
|
14.
922 + 10 =
932
2
|
15.
291 + 50 =
2
341
|
16.
916 + 10 =
2
926
|
17.
964 – 80 =
884
2
|
18.
443 + 10 =
453
2
|
19.
498 + 50 =
548
2
|
20.
260 + 50 =
310
2
|