0
1216+400=1616
8.1067
The LCM of 9 and 1216 is 10944
The LCM of 9, 12 and 16 is 144.
0.25 x 1216
Or if you want to use number sense then you could take a fourth of it.
1216 divided by 4=304
The factors of 1216 are 1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 152, 304, 608, and 1216.