|
1.
577 – 80 =
3
2
4
497
|
2.
201 – 60 =
3
141
4
2
|
3.
797 + 10 =
2
3
807
4
|
4.
661 – 50 =
2
611
3
4
|
|
5.
553 + 10 =
3
563
2
4
|
6.
966 – 30 =
2
3
936
4
|
7.
143 + 70 =
4
213
3
2
|
8.
341 + 100 =
4
2
3
441
|
|
9.
470 – 70 =
3
400
4
2
|
10.
661 – 100 =
4
2
3
561
|
11.
913 – 10 =
903
2
4
3
|
12.
438 + 50 =
2
488
4
3
|
|
13.
106 + 70 =
176
4
2
3
|
14.
686 – 40 =
3
4
646
2
|
15.
544 + 40 =
3
584
4
2
|
16.
430 + 10 =
440
3
2
4
|
|
17.
694 – 20 =
674
2
3
4
|
18.
272 – 90 =
2
3
4
182
|
19.
938 – 10 =
3
928
2
4
|
20.
586 – 90 =
4
2
496
3
|
|
1.
577 – 80 =
3
2
4
497
|
2.
201 – 60 =
3
141
4
2
|
3.
797 + 10 =
2
3
807
4
|
4.
661 – 50 =
2
611
3
4
|
|
5.
553 + 10 =
3
563
2
4
|
6.
966 – 30 =
2
3
936
4
|
7.
143 + 70 =
4
213
3
2
|
8.
341 + 100 =
4
2
3
441
|
|
9.
470 – 70 =
3
400
4
2
|
10.
661 – 100 =
4
2
3
561
|
11.
913 – 10 =
903
2
4
3
|
12.
438 + 50 =
2
488
4
3
|
|
13.
106 + 70 =
176
4
2
3
|
14.
686 – 40 =
3
4
646
2
|
15.
544 + 40 =
3
584
4
2
|
16.
430 + 10 =
440
3
2
4
|
|
17.
694 – 20 =
674
2
3
4
|
18.
272 – 90 =
2
3
4
182
|
19.
938 – 10 =
3
928
2
4
|
20.
586 – 90 =
4
2
496
3
|