|
1.
280 + 40 =
320
4
3
2
|
2.
555 – 10 =
545
3
2
4
|
3.
333 + 70 =
4
403
3
2
|
4.
592 + 50 =
3
4
2
642
|
|
5.
186 + 90 =
3
276
4
2
|
6.
438 + 10 =
2
448
3
4
|
7.
388 + 50 =
438
3
4
2
|
8.
470 + 30 =
4
500
3
2
|
|
9.
565 – 30 =
2
535
4
3
|
10.
975 – 30 =
945
3
4
2
|
11.
940 – 80 =
4
2
860
3
|
12.
564 – 90 =
474
3
4
2
|
|
13.
898 + 50 =
2
948
3
4
|
14.
164 – 90 =
4
74
3
2
|
15.
393 + 90 =
3
4
2
483
|
16.
314 – 10 =
4
2
304
3
|
|
17.
197 + 40 =
4
237
3
2
|
18.
833 – 70 =
3
4
763
2
|
19.
126 – 20 =
4
106
3
2
|
20.
482 – 100 =
2
3
382
4
|
|
1.
280 + 40 =
320
4
3
2
|
2.
555 – 10 =
545
3
2
4
|
3.
333 + 70 =
4
403
3
2
|
4.
592 + 50 =
3
4
2
642
|
|
5.
186 + 90 =
3
276
4
2
|
6.
438 + 10 =
2
448
3
4
|
7.
388 + 50 =
438
3
4
2
|
8.
470 + 30 =
4
500
3
2
|
|
9.
565 – 30 =
2
535
4
3
|
10.
975 – 30 =
945
3
4
2
|
11.
940 – 80 =
4
2
860
3
|
12.
564 – 90 =
474
3
4
2
|
|
13.
898 + 50 =
2
948
3
4
|
14.
164 – 90 =
4
74
3
2
|
15.
393 + 90 =
3
4
2
483
|
16.
314 – 10 =
4
2
304
3
|
|
17.
197 + 40 =
4
237
3
2
|
18.
833 – 70 =
3
4
763
2
|
19.
126 – 20 =
4
106
3
2
|
20.
482 – 100 =
2
3
382
4
|