Add 27/60 and 4/7
27/60 + 4/7 is 143/140.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 7 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 60 × 7 = 420,
27/60 = 27 × 7/60 × 7 = 189/420 - Likewise, for the 2nd fraction, since 7 × 60 = 420,
4/7 = 4 × 60/7 × 60 = 240/420 - Add the two like fractions:
189/420 + 240/420 = 189 + 240/420 = 429/420 - 429/420 simplified gives 143/140
- So, 27/60 + 4/7 = 143/140
In mixed form: 13/140
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/60+4/7 27/60+8/7 27/60+4/14 81/60+4/7 27/60+12/7 27/60+4/21 27/60+20/7 27/60+4/35 27/60+28/7 27/60+4/49