|
1.
892 – 391 =
3
501
2
4
|
2.
985 + 10 =
995
2
3
4
|
3.
404 + 540 =
4
3
2
944
|
4.
144 + 622 =
3
2
4
766
|
|
5.
875 – 509 =
3
4
366
2
|
6.
843 + 92 =
3
4
935
2
|
7.
916 + 31 =
3
4
2
947
|
8.
999 – 552 =
447
4
3
2
|
|
9.
677 + 282 =
959
4
3
2
|
10.
447 + 89 =
4
3
2
536
|
11.
858 – 139 =
719
4
2
3
|
12.
573 + 303 =
876
4
3
2
|
|
13.
331 + 395 =
726
4
3
2
|
14.
930 – 42 =
2
888
4
3
|
15.
656 – 534 =
122
2
3
4
|
16.
878 + 50 =
4
3
2
928
|
|
17.
911 + 51 =
2
4
962
3
|
18.
233 – 166 =
2
3
67
4
|
19.
988 – 634 =
4
2
3
354
|
20.
742 + 154 =
2
896
3
4
|
|
1.
892 – 391 =
3
501
2
4
|
2.
985 + 10 =
995
2
3
4
|
3.
404 + 540 =
4
3
2
944
|
4.
144 + 622 =
3
2
4
766
|
|
5.
875 – 509 =
3
4
366
2
|
6.
843 + 92 =
3
4
935
2
|
7.
916 + 31 =
3
4
2
947
|
8.
999 – 552 =
447
4
3
2
|
|
9.
677 + 282 =
959
4
3
2
|
10.
447 + 89 =
4
3
2
536
|
11.
858 – 139 =
719
4
2
3
|
12.
573 + 303 =
876
4
3
2
|
|
13.
331 + 395 =
726
4
3
2
|
14.
930 – 42 =
2
888
4
3
|
15.
656 – 534 =
122
2
3
4
|
16.
878 + 50 =
4
3
2
928
|
|
17.
911 + 51 =
2
4
962
3
|
18.
233 – 166 =
2
3
67
4
|
19.
988 – 634 =
4
2
3
354
|
20.
742 + 154 =
2
896
3
4
|