Yes - it's in its lowest form. If the fraction was 14/28 you could simplify it as 1/7.
28 is an integer and not a fraction. However, it can be expressed in rational form as 28/1.
To turn any whole number into a fraction you simply put it over 1. So 18 as a fraction would be 1 over 18.
Since the denominator of the fraction is 1, the fraction reduces simply to the number 30.
28.5 = 28 5/10 = 28½ (as a mixed number) 28½ = (28×2+1)/2 = 57/2 (as an improper fraction)
1/7
1/2
1/4
28 as a fraction = 28/1
9 and 1/3
9 1/3
30/28 as a simplified fraction is 1 2/28. When 1 2/28 is simplified again, the answer is 1 1/14.
It is simply 28/1 as an improper fraction
1/4 = 7/28 3/14 = 6/28 So the first fraction is bigger.
Not sure about an "ecqulivent" fraction, but an equivalent fraction is 1/4.
Look for common fractions between the two numbers. Then divide both numbers by such a common fraction. Repeat, just in case you didn't get the largest common fraction, until you can find no more common fractions.
1/4 * 4/7 = 4/28 = 1/7.