|
1.
159 – 30 =
3
2
4
129
|
2.
300 + 50 =
2
3
350
4
|
3.
364 – 70 =
294
3
2
4
|
4.
984 – 70 =
3
4
914
2
|
|
5.
509 + 90 =
3
599
4
2
|
6.
586 – 20 =
2
3
4
566
|
7.
176 – 70 =
4
106
2
3
|
8.
938 + 40 =
978
3
4
2
|
|
9.
278 + 30 =
308
4
3
2
|
10.
216 + 50 =
4
3
2
266
|
11.
435 – 100 =
3
4
2
335
|
12.
433 + 20 =
3
453
4
2
|
|
13.
791 – 30 =
3
2
4
761
|
14.
140 + 100 =
3
240
2
4
|
15.
112 + 40 =
2
4
152
3
|
16.
109 + 90 =
2
3
4
199
|
|
17.
933 + 70 =
2
1003
4
3
|
18.
900 + 50 =
3
2
950
4
|
19.
348 + 50 =
398
3
4
2
|
20.
825 – 20 =
2
3
4
805
|
|
1.
159 – 30 =
3
2
4
129
|
2.
300 + 50 =
2
3
350
4
|
3.
364 – 70 =
294
3
2
4
|
4.
984 – 70 =
3
4
914
2
|
|
5.
509 + 90 =
3
599
4
2
|
6.
586 – 20 =
2
3
4
566
|
7.
176 – 70 =
4
106
2
3
|
8.
938 + 40 =
978
3
4
2
|
|
9.
278 + 30 =
308
4
3
2
|
10.
216 + 50 =
4
3
2
266
|
11.
435 – 100 =
3
4
2
335
|
12.
433 + 20 =
3
453
4
2
|
|
13.
791 – 30 =
3
2
4
761
|
14.
140 + 100 =
3
240
2
4
|
15.
112 + 40 =
2
4
152
3
|
16.
109 + 90 =
2
3
4
199
|
|
17.
933 + 70 =
2
1003
4
3
|
18.
900 + 50 =
3
2
950
4
|
19.
348 + 50 =
398
3
4
2
|
20.
825 – 20 =
2
3
4
805
|