|
1.
907 – 17 =
2
890
3
4
|
2.
897 – 377 =
3
2
520
4
|
3.
969 + 1 =
970
4
2
3
|
4.
393 + 465 =
2
4
3
858
|
|
5.
200 + 765 =
4
965
3
2
|
6.
707 + 268 =
3
4
975
2
|
7.
172 + 336 =
508
2
4
3
|
8.
396 – 71 =
4
325
3
2
|
|
9.
37 – 27 =
10
3
2
1
|
10.
773 + 101 =
874
2
3
4
|
11.
503 – 7 =
4
3
2
496
|
12.
951 + 49 =
2
3
1000
4
|
|
13.
33 + 77 =
3
2
110
4
|
14.
74 – 62 =
12
2
1
3
|
15.
463 + 428 =
4
3
891
2
|
16.
706 – 642 =
2
4
64
3
|
|
17.
608 – 601 =
3
2
1
7
|
18.
896 + 69 =
2
4
965
3
|
19.
506 + 125 =
3
4
2
631
|
20.
116 – 21 =
95
3
4
2
|
|
1.
907 – 17 =
2
890
3
4
|
2.
897 – 377 =
3
2
520
4
|
3.
969 + 1 =
970
4
2
3
|
4.
393 + 465 =
2
4
3
858
|
|
5.
200 + 765 =
4
965
3
2
|
6.
707 + 268 =
3
4
975
2
|
7.
172 + 336 =
508
2
4
3
|
8.
396 – 71 =
4
325
3
2
|
|
9.
37 – 27 =
10
3
2
1
|
10.
773 + 101 =
874
2
3
4
|
11.
503 – 7 =
4
3
2
496
|
12.
951 + 49 =
2
3
1000
4
|
|
13.
33 + 77 =
3
2
110
4
|
14.
74 – 62 =
12
2
1
3
|
15.
463 + 428 =
4
3
891
2
|
16.
706 – 642 =
2
4
64
3
|
|
17.
608 – 601 =
3
2
1
7
|
18.
896 + 69 =
2
4
965
3
|
19.
506 + 125 =
3
4
2
631
|
20.
116 – 21 =
95
3
4
2
|