Seven and eight tenths in a decimal is 7.8.
donuts
The sum of (eight and nine tenths) plus (nine and eight tenths) is (eighteen and seven tenths). 8.9 + 9.8 = 18.7
It is minus one half.
Seven point eight. Seven and eight tenths.
19.6
seven and eight tenths
78.6=seventy-eight and six tenths.
Eighty-seven.
8.7(:
Seven and eight tenths.
Seven and eight tenths