|
1.
283 + 607 =
2
4
3
890
|
2.
663 – 330 =
3
4
333
2
|
3.
653 – 47 =
606
3
4
2
|
4.
151 + 596 =
3
2
747
4
|
|
5.
105 – 100 =
2
1
5
3
|
6.
619 – 238 =
4
381
3
2
|
7.
376 – 109 =
267
3
4
2
|
8.
650 – 544 =
2
106
3
4
|
|
9.
814 – 280 =
3
2
534
4
|
10.
77 + 287 =
364
4
3
2
|
11.
641 + 65 =
2
706
4
3
|
12.
998 – 503 =
3
4
495
2
|
|
13.
27 – 27 =
3
2
4
0
|
14.
743 – 323 =
3
420
2
4
|
15.
912 – 452 =
460
2
4
3
|
16.
554 + 285 =
839
2
3
4
|
|
17.
323 + 115 =
2
438
4
3
|
18.
200 – 146 =
54
4
3
2
|
19.
892 – 685 =
3
207
2
4
|
20.
347 – 313 =
3
2
4
34
|
|
1.
283 + 607 =
2
4
3
890
|
2.
663 – 330 =
3
4
333
2
|
3.
653 – 47 =
606
3
4
2
|
4.
151 + 596 =
3
2
747
4
|
|
5.
105 – 100 =
2
1
5
3
|
6.
619 – 238 =
4
381
3
2
|
7.
376 – 109 =
267
3
4
2
|
8.
650 – 544 =
2
106
3
4
|
|
9.
814 – 280 =
3
2
534
4
|
10.
77 + 287 =
364
4
3
2
|
11.
641 + 65 =
2
706
4
3
|
12.
998 – 503 =
3
4
495
2
|
|
13.
27 – 27 =
3
2
4
0
|
14.
743 – 323 =
3
420
2
4
|
15.
912 – 452 =
460
2
4
3
|
16.
554 + 285 =
839
2
3
4
|
|
17.
323 + 115 =
2
438
4
3
|
18.
200 – 146 =
54
4
3
2
|
19.
892 – 685 =
3
207
2
4
|
20.
347 – 313 =
3
2
4
34
|