|
1.
474 – 406 =
2
4
68
3
|
2.
851 – 708 =
2
3
4
143
|
3.
511 + 104 =
3
2
4
615
|
4.
989 + 2 =
2
3
4
991
|
|
5.
125 + 541 =
2
4
666
3
|
6.
924 – 848 =
2
3
4
76
|
7.
287 + 9 =
2
296
4
3
|
8.
251 – 153 =
2
4
98
3
|
|
9.
660 – 128 =
3
4
2
532
|
10.
630 – 570 =
3
4
60
2
|
11.
673 – 287 =
2
386
4
3
|
12.
912 + 25 =
2
937
4
3
|
|
13.
668 + 261 =
3
4
2
929
|
14.
345 + 417 =
3
762
4
2
|
15.
462 – 201 =
4
3
261
2
|
16.
882 – 531 =
2
351
3
4
|
|
17.
753 + 27 =
3
780
2
4
|
18.
751 – 489 =
262
4
3
2
|
19.
810 + 111 =
3
2
4
921
|
20.
711 – 32 =
4
2
3
679
|
|
1.
474 – 406 =
2
4
68
3
|
2.
851 – 708 =
2
3
4
143
|
3.
511 + 104 =
3
2
4
615
|
4.
989 + 2 =
2
3
4
991
|
|
5.
125 + 541 =
2
4
666
3
|
6.
924 – 848 =
2
3
4
76
|
7.
287 + 9 =
2
296
4
3
|
8.
251 – 153 =
2
4
98
3
|
|
9.
660 – 128 =
3
4
2
532
|
10.
630 – 570 =
3
4
60
2
|
11.
673 – 287 =
2
386
4
3
|
12.
912 + 25 =
2
937
4
3
|
|
13.
668 + 261 =
3
4
2
929
|
14.
345 + 417 =
3
762
4
2
|
15.
462 – 201 =
4
3
261
2
|
16.
882 – 531 =
2
351
3
4
|
|
17.
753 + 27 =
3
780
2
4
|
18.
751 – 489 =
262
4
3
2
|
19.
810 + 111 =
3
2
4
921
|
20.
711 – 32 =
4
2
3
679
|