|
1.
512 + 275 =
787
2
3
4
|
2.
463 + 109 =
2
572
3
4
|
3.
940 – 702 =
238
3
4
2
|
4.
224 + 549 =
3
4
773
2
|
|
5.
340 – 189 =
2
3
151
4
|
6.
70 – 68 =
2
3
1
4
|
7.
74 – 36 =
2
4
38
3
|
8.
142 – 82 =
2
60
4
3
|
|
9.
418 – 292 =
4
2
126
3
|
10.
367 – 8 =
3
4
2
359
|
11.
578 + 49 =
627
4
2
3
|
12.
601 + 207 =
808
3
2
4
|
|
13.
456 – 327 =
3
4
129
2
|
14.
355 – 22 =
2
4
3
333
|
15.
182 + 277 =
3
459
4
2
|
16.
128 – 65 =
63
4
3
2
|
|
17.
334 – 196 =
2
138
3
4
|
18.
539 – 435 =
104
3
4
2
|
19.
548 + 286 =
4
834
2
3
|
20.
579 – 531 =
48
3
2
4
|
|
1.
512 + 275 =
787
2
3
4
|
2.
463 + 109 =
2
572
3
4
|
3.
940 – 702 =
238
3
4
2
|
4.
224 + 549 =
3
4
773
2
|
|
5.
340 – 189 =
2
3
151
4
|
6.
70 – 68 =
2
3
1
4
|
7.
74 – 36 =
2
4
38
3
|
8.
142 – 82 =
2
60
4
3
|
|
9.
418 – 292 =
4
2
126
3
|
10.
367 – 8 =
3
4
2
359
|
11.
578 + 49 =
627
4
2
3
|
12.
601 + 207 =
808
3
2
4
|
|
13.
456 – 327 =
3
4
129
2
|
14.
355 – 22 =
2
4
3
333
|
15.
182 + 277 =
3
459
4
2
|
16.
128 – 65 =
63
4
3
2
|
|
17.
334 – 196 =
2
138
3
4
|
18.
539 – 435 =
104
3
4
2
|
19.
548 + 286 =
4
834
2
3
|
20.
579 – 531 =
48
3
2
4
|