123562426786
123456789 + 123456789 = 246913578
1 357 826 828
324536
123456789 +987654321 =1111111110
1234567 + 123456789 = 124691356
123456789 + 36853168 = 160309957
130000+123456789=123586789
456 + 789 + 123 + 123456789 = 123458157
the answer is 1111111110 SOURCE: my brain and a caluculater
735802578
123456790
1000000000