Seven tenths is written as 0.7 (the 7 is in the tenths place).
Seven and eight tenths in a decimal is 7.8.
42 and seven tenths = 42.7 in decimal
.7
It is: 9034.7 as a decimal
twenty-seven and five tenths = 27.5 in decimal
.70
16.7
2.7
4.7
0.7
8.3
0.7