7.8 is the decimal equivalent of seven and four fifths.
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0.8 is four fifths as a decimal.If you mean four fifths then 4/5 as a decimal is 0.8
Expressed as a decimal, 7/9 is equal to 0.7 recurring (that is, 0.7777...) Expressed as a decimal, 4/5 is equal to 0.8. So, no, four fifths is bigger.
Two fifths, as a fraction, is equivalent to four tenths, which is .4 as a decimal. Two fifths, as a percentage, is 40%.
seven and four fifths as an improper fraction is 39 over 5
To find one tenth less than four fifths, we first need to convert four fifths to tenths. Four fifths is equivalent to 0.8 in decimal form. One tenth less than 0.8 is 0.8 - 0.1 = 0.7. Therefore, one tenth less than four fifths is seven tenths.