who can write the answers here,Thanks

In case anyone is interested (as the thread is ancient and the poster has probably got AC already), the results are:

123456788
8
106728394 + 16728394 = 123456788
111728394 + 11728394 = 123456788
112178394 + 11278394 = 123456788
112228394 + 11228394 = 123456788
112232894 + 11223894 = 123456788
112233394 + 11223394 = 123456788
112233439 + 11223349 = 123456788
112233444 + 11223344 = 123456788

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385358
10
292679 + 92679 = 385358
342679 + 42679 = 385358
347679 + 37679 = 385358
350179 + 35179 = 385358
350279 + 35079 = 385358
350319 + 35039 = 385358
350324 + 35034 = 385358
350326 + 35032 = 385358
350329 + 35029 = 385358
352679 + 32679 = 385358

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945872567
1
859884152 + 85988415 = 945872567

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5842375
1
5311250 + 531125 = 5842375