1.
854 + 100 =
954
2
|
2.
268 + 90 =
358
2
|
3.
842 – 20 =
822
2
|
4.
733 – 70 =
663
2
|
5.
160 – 20 =
2
140
|
6.
928 + 90 =
2
1018
|
7.
457 – 10 =
2
447
|
8.
238 + 40 =
278
2
|
9.
463 – 30 =
2
433
|
10.
308 – 40 =
268
2
|
11.
361 – 100 =
261
2
|
12.
914 – 10 =
2
904
|
13.
942 + 40 =
982
2
|
14.
476 + 50 =
2
526
|
15.
863 + 50 =
2
913
|
16.
266 – 80 =
186
2
|
17.
334 + 20 =
354
2
|
18.
583 – 20 =
2
563
|
19.
955 – 60 =
2
895
|
20.
840 + 90 =
930
2
|
1.
854 + 100 =
954
2
|
2.
268 + 90 =
358
2
|
3.
842 – 20 =
822
2
|
4.
733 – 70 =
663
2
|
5.
160 – 20 =
2
140
|
6.
928 + 90 =
2
1018
|
7.
457 – 10 =
2
447
|
8.
238 + 40 =
278
2
|
9.
463 – 30 =
2
433
|
10.
308 – 40 =
268
2
|
11.
361 – 100 =
261
2
|
12.
914 – 10 =
2
904
|
13.
942 + 40 =
982
2
|
14.
476 + 50 =
2
526
|
15.
863 + 50 =
2
913
|
16.
266 – 80 =
186
2
|
17.
334 + 20 =
354
2
|
18.
583 – 20 =
2
563
|
19.
955 – 60 =
2
895
|
20.
840 + 90 =
930
2
|