|
1.
1 – 0 =
4
1
2
3
|
2.
253 + 0 =
4
253
3
2
|
3.
297 – 42 =
255
4
2
3
|
4.
854 + 45 =
899
4
3
2
|
|
5.
548 + 258 =
2
4
3
806
|
6.
825 – 766 =
3
4
2
59
|
7.
427 + 18 =
4
3
2
445
|
8.
992 + 6 =
2
4
3
998
|
|
9.
46 – 22 =
4
24
2
3
|
10.
63 – 18 =
45
3
2
4
|
11.
832 + 131 =
2
963
3
4
|
12.
149 – 143 =
1
2
3
6
|
|
13.
677 – 176 =
3
4
2
501
|
14.
961 – 406 =
4
3
2
555
|
15.
484 + 349 =
4
2
3
833
|
16.
265 – 195 =
3
2
70
4
|
|
17.
730 – 258 =
2
3
4
472
|
18.
509 + 373 =
4
3
882
2
|
19.
824 – 353 =
4
2
471
3
|
20.
993 – 960 =
4
3
2
33
|
|
1.
1 – 0 =
4
1
2
3
|
2.
253 + 0 =
4
253
3
2
|
3.
297 – 42 =
255
4
2
3
|
4.
854 + 45 =
899
4
3
2
|
|
5.
548 + 258 =
2
4
3
806
|
6.
825 – 766 =
3
4
2
59
|
7.
427 + 18 =
4
3
2
445
|
8.
992 + 6 =
2
4
3
998
|
|
9.
46 – 22 =
4
24
2
3
|
10.
63 – 18 =
45
3
2
4
|
11.
832 + 131 =
2
963
3
4
|
12.
149 – 143 =
1
2
3
6
|
|
13.
677 – 176 =
3
4
2
501
|
14.
961 – 406 =
4
3
2
555
|
15.
484 + 349 =
4
2
3
833
|
16.
265 – 195 =
3
2
70
4
|
|
17.
730 – 258 =
2
3
4
472
|
18.
509 + 373 =
4
3
882
2
|
19.
824 – 353 =
4
2
471
3
|
20.
993 – 960 =
4
3
2
33
|