|
1.
340 – 152 =
188
3
4
2
|
2.
624 + 55 =
4
3
679
2
|
3.
731 – 578 =
4
2
3
153
|
4.
142 + 602 =
3
744
2
4
|
|
5.
771 + 225 =
996
4
3
2
|
6.
943 + 13 =
956
4
3
2
|
7.
254 + 557 =
3
811
4
2
|
8.
87 – 24 =
63
2
3
4
|
|
9.
227 + 121 =
348
3
2
4
|
10.
169 + 792 =
4
3
961
2
|
11.
20 – 3 =
17
2
4
3
|
12.
226 + 195 =
4
3
421
2
|
|
13.
573 + 417 =
3
4
990
2
|
14.
426 + 6 =
4
3
2
432
|
15.
880 – 54 =
4
2
3
826
|
16.
98 – 71 =
27
4
2
3
|
|
17.
415 – 45 =
370
4
3
2
|
18.
1 – 0 =
1
2
3
4
|
19.
202 + 465 =
4
667
2
3
|
20.
267 – 251 =
16
3
4
2
|
|
1.
340 – 152 =
188
3
4
2
|
2.
624 + 55 =
4
3
679
2
|
3.
731 – 578 =
4
2
3
153
|
4.
142 + 602 =
3
744
2
4
|
|
5.
771 + 225 =
996
4
3
2
|
6.
943 + 13 =
956
4
3
2
|
7.
254 + 557 =
3
811
4
2
|
8.
87 – 24 =
63
2
3
4
|
|
9.
227 + 121 =
348
3
2
4
|
10.
169 + 792 =
4
3
961
2
|
11.
20 – 3 =
17
2
4
3
|
12.
226 + 195 =
4
3
421
2
|
|
13.
573 + 417 =
3
4
990
2
|
14.
426 + 6 =
4
3
2
432
|
15.
880 – 54 =
4
2
3
826
|
16.
98 – 71 =
27
4
2
3
|
|
17.
415 – 45 =
370
4
3
2
|
18.
1 – 0 =
1
2
3
4
|
19.
202 + 465 =
4
667
2
3
|
20.
267 – 251 =
16
3
4
2
|