100000000(10 and 7 zeros)
134657987654444333222244 + 100000000 = 134657987654444433222244
100000000 + 74752786390485748275 = 74752786390585748275
100000000 + 106664664 = 206664664
100000000 + 5 = 100000005
100 + 50 + 100000000 = 100000150
100000100
100000010
100010000
100080088
105,555,555
100,000,000 + 5,406,061 = 105,406,061