|
1.
143 + 80 =
4
223
2
3
|
2.
851 + 50 =
4
3
901
2
|
3.
104 + 30 =
4
2
3
134
|
4.
436 – 40 =
396
2
4
3
|
|
5.
254 + 30 =
284
4
3
2
|
6.
609 – 10 =
4
3
599
2
|
7.
998 + 40 =
1038
4
2
3
|
8.
840 + 100 =
4
940
3
2
|
|
9.
875 – 60 =
3
2
815
4
|
10.
945 – 40 =
905
4
3
2
|
11.
486 – 80 =
406
2
3
4
|
12.
344 – 30 =
4
2
3
314
|
|
13.
591 – 10 =
2
4
581
3
|
14.
804 + 90 =
2
3
4
894
|
15.
102 – 60 =
3
2
42
4
|
16.
115 – 70 =
2
3
45
4
|
|
17.
386 – 90 =
2
296
3
4
|
18.
929 – 60 =
2
869
3
4
|
19.
902 + 40 =
2
4
942
3
|
20.
648 – 40 =
3
2
608
4
|
|
1.
143 + 80 =
4
223
2
3
|
2.
851 + 50 =
4
3
901
2
|
3.
104 + 30 =
4
2
3
134
|
4.
436 – 40 =
396
2
4
3
|
|
5.
254 + 30 =
284
4
3
2
|
6.
609 – 10 =
4
3
599
2
|
7.
998 + 40 =
1038
4
2
3
|
8.
840 + 100 =
4
940
3
2
|
|
9.
875 – 60 =
3
2
815
4
|
10.
945 – 40 =
905
4
3
2
|
11.
486 – 80 =
406
2
3
4
|
12.
344 – 30 =
4
2
3
314
|
|
13.
591 – 10 =
2
4
581
3
|
14.
804 + 90 =
2
3
4
894
|
15.
102 – 60 =
3
2
42
4
|
16.
115 – 70 =
2
3
45
4
|
|
17.
386 – 90 =
2
296
3
4
|
18.
929 – 60 =
2
869
3
4
|
19.
902 + 40 =
2
4
942
3
|
20.
648 – 40 =
3
2
608
4
|