1.
176 + 263 =
439
3
4
2
|
2.
79 – 20 =
4
3
2
59
|
3.
916 – 524 =
2
4
392
3
|
4.
874 + 107 =
4
2
981
3
|
5.
315 + 445 =
760
3
4
2
|
6.
699 – 102 =
2
4
3
597
|
7.
880 + 85 =
965
4
2
3
|
8.
997 – 816 =
4
3
181
2
|
9.
613 + 251 =
864
2
4
3
|
10.
1 + 382 =
2
4
3
383
|
11.
755 + 125 =
3
2
880
4
|
12.
810 + 113 =
923
3
4
2
|
13.
840 + 116 =
3
4
2
956
|
14.
670 + 219 =
889
4
3
2
|
15.
568 + 92 =
2
4
3
660
|
16.
314 – 260 =
54
2
4
3
|
17.
254 – 58 =
3
2
196
4
|
18.
677 – 540 =
3
2
137
4
|
19.
44 + 506 =
4
3
2
550
|
20.
68 + 50 =
3
2
4
118
|
1.
176 + 263 =
439
3
4
2
|
2.
79 – 20 =
4
3
2
59
|
3.
916 – 524 =
2
4
392
3
|
4.
874 + 107 =
4
2
981
3
|
5.
315 + 445 =
760
3
4
2
|
6.
699 – 102 =
2
4
3
597
|
7.
880 + 85 =
965
4
2
3
|
8.
997 – 816 =
4
3
181
2
|
9.
613 + 251 =
864
2
4
3
|
10.
1 + 382 =
2
4
3
383
|
11.
755 + 125 =
3
2
880
4
|
12.
810 + 113 =
923
3
4
2
|
13.
840 + 116 =
3
4
2
956
|
14.
670 + 219 =
889
4
3
2
|
15.
568 + 92 =
2
4
3
660
|
16.
314 – 260 =
54
2
4
3
|
17.
254 – 58 =
3
2
196
4
|
18.
677 – 540 =
3
2
137
4
|
19.
44 + 506 =
4
3
2
550
|
20.
68 + 50 =
3
2
4
118
|