It is: 1 and 1/5
yes
Expressed as a mixed number in its simplest form, 2.1456 is equal to 2 91/625 or two and ninety-one six hundred and twenty-fifths.
Expressed as a mixed number in its simplest form, 67.24 is equal to 67 6/25 or sixty-seven and six twenty-fifths.
Six fifths is a fraction and is equal to six fifths. Also, (6k/5k) is equal to six fifths for any k not equal to 0.
3 fifths
1.2
three fifths or 0.6
The decimal number for six and twenty-three twenty-fifths is 6.92
No - you would only use the word "and" if the number was expressed as a mixed number, for example, 4 3/5 would be called "four and three fifths", whereas the decimal equivalent, 4.6, would be called "four point six".
Expressed as a mixed number in its simplest form, 1.24 is equal to 1 6/25 or one and six twenty-fifths.
No, but two thirds and six ninths are equivalent fractions. six tenths is equivalent to three fifths.
No. 3/5 is equivalent to 6/10, but not 6/8