|
1.
893 + 30 =
2
3
923
4
|
2.
353 + 639 =
3
992
2
4
|
3.
599 + 173 =
3
2
772
4
|
4.
584 – 380 =
3
4
204
2
|
|
5.
977 – 497 =
4
3
480
2
|
6.
935 + 54 =
3
2
4
989
|
7.
502 + 161 =
4
2
3
663
|
8.
306 – 159 =
147
4
3
2
|
|
9.
704 + 175 =
4
2
3
879
|
10.
611 – 24 =
4
3
587
2
|
11.
239 – 238 =
2
4
3
1
|
12.
537 – 419 =
3
2
118
4
|
|
13.
476 + 288 =
4
2
3
764
|
14.
527 – 439 =
3
88
4
2
|
15.
403 + 168 =
571
4
2
3
|
16.
464 – 140 =
3
2
4
324
|
|
17.
98 + 570 =
3
668
4
2
|
18.
449 – 364 =
4
3
85
2
|
19.
757 – 353 =
4
3
404
2
|
20.
412 + 23 =
2
435
3
4
|
|
1.
893 + 30 =
2
3
923
4
|
2.
353 + 639 =
3
992
2
4
|
3.
599 + 173 =
3
2
772
4
|
4.
584 – 380 =
3
4
204
2
|
|
5.
977 – 497 =
4
3
480
2
|
6.
935 + 54 =
3
2
4
989
|
7.
502 + 161 =
4
2
3
663
|
8.
306 – 159 =
147
4
3
2
|
|
9.
704 + 175 =
4
2
3
879
|
10.
611 – 24 =
4
3
587
2
|
11.
239 – 238 =
2
4
3
1
|
12.
537 – 419 =
3
2
118
4
|
|
13.
476 + 288 =
4
2
3
764
|
14.
527 – 439 =
3
88
4
2
|
15.
403 + 168 =
571
4
2
3
|
16.
464 – 140 =
3
2
4
324
|
|
17.
98 + 570 =
3
668
4
2
|
18.
449 – 364 =
4
3
85
2
|
19.
757 – 353 =
4
3
404
2
|
20.
412 + 23 =
2
435
3
4
|