|
1.
23 – 14 =
2
3
1
9
|
2.
344 + 441 =
2
4
785
3
|
3.
858 – 822 =
36
2
4
3
|
4.
892 + 19 =
2
3
4
911
|
|
5.
452 – 350 =
4
2
102
3
|
6.
12 + 936 =
4
948
3
2
|
7.
121 + 401 =
522
3
4
2
|
8.
576 – 257 =
319
2
3
4
|
|
9.
895 + 102 =
997
2
4
3
|
10.
387 – 105 =
3
4
2
282
|
11.
758 – 245 =
4
513
3
2
|
12.
278 – 247 =
3
4
31
2
|
|
13.
6 – 4 =
3
2
1
4
|
14.
555 + 425 =
3
2
980
4
|
15.
146 – 81 =
3
4
2
65
|
16.
957 + 16 =
973
2
4
3
|
|
17.
949 – 701 =
2
248
3
4
|
18.
385 – 232 =
2
153
3
4
|
19.
9 + 624 =
4
2
633
3
|
20.
483 + 251 =
734
2
4
3
|
|
1.
23 – 14 =
2
3
1
9
|
2.
344 + 441 =
2
4
785
3
|
3.
858 – 822 =
36
2
4
3
|
4.
892 + 19 =
2
3
4
911
|
|
5.
452 – 350 =
4
2
102
3
|
6.
12 + 936 =
4
948
3
2
|
7.
121 + 401 =
522
3
4
2
|
8.
576 – 257 =
319
2
3
4
|
|
9.
895 + 102 =
997
2
4
3
|
10.
387 – 105 =
3
4
2
282
|
11.
758 – 245 =
4
513
3
2
|
12.
278 – 247 =
3
4
31
2
|
|
13.
6 – 4 =
3
2
1
4
|
14.
555 + 425 =
3
2
980
4
|
15.
146 – 81 =
3
4
2
65
|
16.
957 + 16 =
973
2
4
3
|
|
17.
949 – 701 =
2
248
3
4
|
18.
385 – 232 =
2
153
3
4
|
19.
9 + 624 =
4
2
633
3
|
20.
483 + 251 =
734
2
4
3
|