12,24,36,48,60,72,84,96
That's it.
12,24,36,48,60,72,84,96,108,,120,132,144
24,48,72,96
' 1 ' is a factor of every whole number . . . . . 100 of them' 2 ' is a factor of every even number . . . . . 50 of them' 3 ' has 33 multiples up to 100 . . . . . 33 of them' 4 ' has 25 multiples up to 100 . . . . . 25 of them' 5 ' has 20 multiples up to 100 . . . . . 20 of them' 6 ' has 16 multiples up to 100 . . . . . 16 of them' 7 ' has 14 multiples up to 100 . . . . . 14 of them' 8 ' has 12 multiples up to 100 . . . . . 12 of them' 9 ' has 11 multiples up to 100 . . . . . 11 of themTotal . . . . . . . . . . . . . . . . . . . . . . . . . 281 one-digit factors in all whole numbers 1 to 100 .
There are floor(100/8)=12 multiples of 8 between 1 and 100. 12/100*100=12%
There are 12 multiples of 8 in 1 to 100.
36 and 72
No - common multiples of 4 & 12 up to 100 are... 12, 24, 36, 46, 60, 72, 84 & 96
24, 48, 72, 96
12,24,36,48,60,72,84,96
4, 8, 12, 16, 20 and just keep adding four until you reach 100.
The only common multiples of 6 & 7 up to 100 are 42 & 84.
60 and 42 have no common multiples under 100.