|
1.
901 + 15 =
916
2
|
2.
669 + 109 =
778
2
|
3.
131 + 683 =
2
814
|
4.
945 – 237 =
2
708
|
|
5.
67 – 20 =
47
2
|
6.
809 + 55 =
2
864
|
7.
562 + 126 =
2
688
|
8.
123 + 119 =
2
242
|
|
9.
368 – 154 =
214
2
|
10.
521 + 415 =
936
2
|
11.
447 + 350 =
2
797
|
12.
915 – 370 =
545
2
|
|
13.
855 + 131 =
2
986
|
14.
16 – 4 =
12
1
|
15.
553 + 427 =
2
980
|
16.
781 + 35 =
816
2
|
|
17.
411 – 144 =
2
267
|
18.
926 – 897 =
29
2
|
19.
983 – 412 =
2
571
|
20.
501 – 454 =
2
47
|
|
1.
901 + 15 =
916
2
|
2.
669 + 109 =
778
2
|
3.
131 + 683 =
2
814
|
4.
945 – 237 =
2
708
|
|
5.
67 – 20 =
47
2
|
6.
809 + 55 =
2
864
|
7.
562 + 126 =
2
688
|
8.
123 + 119 =
2
242
|
|
9.
368 – 154 =
214
2
|
10.
521 + 415 =
936
2
|
11.
447 + 350 =
2
797
|
12.
915 – 370 =
545
2
|
|
13.
855 + 131 =
2
986
|
14.
16 – 4 =
12
1
|
15.
553 + 427 =
2
980
|
16.
781 + 35 =
816
2
|
|
17.
411 – 144 =
2
267
|
18.
926 – 897 =
29
2
|
19.
983 – 412 =
2
571
|
20.
501 – 454 =
2
47
|