|
1.
613 + 277 =
3
890
2
4
|
2.
460 + 511 =
4
971
2
3
|
3.
955 + 24 =
4
979
2
3
|
4.
531 – 56 =
2
475
4
3
|
|
5.
561 – 356 =
4
205
2
3
|
6.
199 – 175 =
24
4
3
2
|
7.
662 – 152 =
4
2
510
3
|
8.
992 – 471 =
521
4
3
2
|
|
9.
944 + 53 =
2
4
997
3
|
10.
6 + 768 =
4
774
3
2
|
11.
223 – 29 =
3
2
4
194
|
12.
131 – 42 =
4
3
89
2
|
|
13.
465 + 442 =
907
4
3
2
|
14.
577 – 256 =
4
2
3
321
|
15.
989 + 0 =
3
989
4
2
|
16.
479 – 75 =
404
4
3
2
|
|
17.
87 – 86 =
3
2
4
1
|
18.
546 – 62 =
484
2
4
3
|
19.
518 – 509 =
1
9
3
2
|
20.
207 – 45 =
2
4
3
162
|
|
1.
613 + 277 =
3
890
2
4
|
2.
460 + 511 =
4
971
2
3
|
3.
955 + 24 =
4
979
2
3
|
4.
531 – 56 =
2
475
4
3
|
|
5.
561 – 356 =
4
205
2
3
|
6.
199 – 175 =
24
4
3
2
|
7.
662 – 152 =
4
2
510
3
|
8.
992 – 471 =
521
4
3
2
|
|
9.
944 + 53 =
2
4
997
3
|
10.
6 + 768 =
4
774
3
2
|
11.
223 – 29 =
3
2
4
194
|
12.
131 – 42 =
4
3
89
2
|
|
13.
465 + 442 =
907
4
3
2
|
14.
577 – 256 =
4
2
3
321
|
15.
989 + 0 =
3
989
4
2
|
16.
479 – 75 =
404
4
3
2
|
|
17.
87 – 86 =
3
2
4
1
|
18.
546 – 62 =
484
2
4
3
|
19.
518 – 509 =
1
9
3
2
|
20.
207 – 45 =
2
4
3
162
|