|
1.
921 – 10 =
2
911
|
2.
607 – 90 =
517
2
|
3.
344 + 90 =
2
434
|
4.
357 – 40 =
2
317
|
|
5.
398 – 70 =
328
2
|
6.
527 – 40 =
487
2
|
7.
186 + 70 =
2
256
|
8.
189 – 80 =
2
109
|
|
9.
683 + 80 =
763
2
|
10.
620 + 90 =
710
2
|
11.
727 + 40 =
2
767
|
12.
476 – 60 =
2
416
|
|
13.
220 + 90 =
310
2
|
14.
178 + 100 =
2
278
|
15.
262 – 60 =
2
202
|
16.
753 – 60 =
693
2
|
|
17.
312 – 100 =
2
212
|
18.
666 – 30 =
2
636
|
19.
373 – 100 =
273
2
|
20.
300 + 100 =
2
400
|
|
1.
921 – 10 =
2
911
|
2.
607 – 90 =
517
2
|
3.
344 + 90 =
2
434
|
4.
357 – 40 =
2
317
|
|
5.
398 – 70 =
328
2
|
6.
527 – 40 =
487
2
|
7.
186 + 70 =
2
256
|
8.
189 – 80 =
2
109
|
|
9.
683 + 80 =
763
2
|
10.
620 + 90 =
710
2
|
11.
727 + 40 =
2
767
|
12.
476 – 60 =
2
416
|
|
13.
220 + 90 =
310
2
|
14.
178 + 100 =
2
278
|
15.
262 – 60 =
2
202
|
16.
753 – 60 =
693
2
|
|
17.
312 – 100 =
2
212
|
18.
666 – 30 =
2
636
|
19.
373 – 100 =
273
2
|
20.
300 + 100 =
2
400
|