|
1.
772 + 141 =
3
2
913
4
|
2.
220 + 758 =
4
2
978
3
|
3.
507 – 170 =
3
337
4
2
|
4.
420 – 147 =
4
2
273
3
|
|
5.
2 – 0 =
1
3
4
2
|
6.
394 – 209 =
3
185
4
2
|
7.
282 – 68 =
4
214
2
3
|
8.
237 – 61 =
2
3
176
4
|
|
9.
514 + 332 =
3
2
846
4
|
10.
886 + 104 =
990
2
4
3
|
11.
371 – 309 =
4
2
62
3
|
12.
827 + 55 =
4
882
3
2
|
|
13.
278 – 275 =
3
2
1
4
|
14.
939 – 599 =
2
3
4
340
|
15.
525 + 207 =
4
2
3
732
|
16.
821 + 103 =
3
4
924
2
|
|
17.
848 – 273 =
3
4
575
2
|
18.
387 + 344 =
4
3
731
2
|
19.
379 – 360 =
19
3
4
2
|
20.
332 – 120 =
4
3
2
212
|
|
1.
772 + 141 =
3
2
913
4
|
2.
220 + 758 =
4
2
978
3
|
3.
507 – 170 =
3
337
4
2
|
4.
420 – 147 =
4
2
273
3
|
|
5.
2 – 0 =
1
3
4
2
|
6.
394 – 209 =
3
185
4
2
|
7.
282 – 68 =
4
214
2
3
|
8.
237 – 61 =
2
3
176
4
|
|
9.
514 + 332 =
3
2
846
4
|
10.
886 + 104 =
990
2
4
3
|
11.
371 – 309 =
4
2
62
3
|
12.
827 + 55 =
4
882
3
2
|
|
13.
278 – 275 =
3
2
1
4
|
14.
939 – 599 =
2
3
4
340
|
15.
525 + 207 =
4
2
3
732
|
16.
821 + 103 =
3
4
924
2
|
|
17.
848 – 273 =
3
4
575
2
|
18.
387 + 344 =
4
3
731
2
|
19.
379 – 360 =
19
3
4
2
|
20.
332 – 120 =
4
3
2
212
|