8
n
One whole is nine ninths. Nine ninths minus four ninths equals five ninths.
Two thirds is six ninths; six ninths minus four ninths is two ninths.
5/9 x 18 = 10
Ninths.
17.55555555555556
16
It is -2.
Seven ninths minus four ninths is 1/3.
n
Four and four-ninths
3 times four ninths is 12 ninths
One whole is nine ninths. Nine ninths minus four ninths equals five ninths.
Two thirds is six ninths; six ninths minus four ninths is two ninths.
3/9=6/18
5/9 of 18 is 10.
Four ninths of 108 is 48.