|
1.
255 + 399 =
2
654
|
2.
462 – 52 =
2
410
|
3.
238 + 413 =
2
651
|
4.
746 – 108 =
638
2
|
|
5.
779 + 166 =
2
945
|
6.
205 + 494 =
699
2
|
7.
164 + 678 =
2
842
|
8.
777 + 223 =
1000
2
|
|
9.
322 – 39 =
2
283
|
10.
340 – 205 =
135
2
|
11.
917 + 74 =
991
2
|
12.
170 – 76 =
94
2
|
|
13.
26 + 372 =
2
398
|
14.
889 – 787 =
2
102
|
15.
378 + 583 =
961
2
|
16.
645 – 0 =
645
2
|
|
17.
947 – 673 =
274
2
|
18.
275 + 681 =
2
956
|
19.
781 + 153 =
2
934
|
20.
51 – 38 =
1
13
|
|
1.
255 + 399 =
2
654
|
2.
462 – 52 =
2
410
|
3.
238 + 413 =
2
651
|
4.
746 – 108 =
638
2
|
|
5.
779 + 166 =
2
945
|
6.
205 + 494 =
699
2
|
7.
164 + 678 =
2
842
|
8.
777 + 223 =
1000
2
|
|
9.
322 – 39 =
2
283
|
10.
340 – 205 =
135
2
|
11.
917 + 74 =
991
2
|
12.
170 – 76 =
94
2
|
|
13.
26 + 372 =
2
398
|
14.
889 – 787 =
2
102
|
15.
378 + 583 =
961
2
|
16.
645 – 0 =
645
2
|
|
17.
947 – 673 =
274
2
|
18.
275 + 681 =
2
956
|
19.
781 + 153 =
2
934
|
20.
51 – 38 =
1
13
|