What is 6 tenths plus 8 hundredths as a decimal fraction?

To add 6 tenths (0.6) and 8 hundredths (0.08) as decimal fractions, you simply add the two numbers together. 0.6 + 0.08 equals 0.68. So, 6 tenths plus 8 hundredths is equal to 0.68 as a decimal fraction.