Add 54/56 and 5/60
54/56 + 5/60 is 22/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 60 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 56 × 15 = 840,
54/56 = 54 × 15/56 × 15 = 810/840 - Likewise, for the 2nd fraction, since 60 × 14 = 840,
5/60 = 5 × 14/60 × 14 = 70/840 - Add the two like fractions:
810/840 + 70/840 = 810 + 70/840 = 880/840 - 880/840 simplified gives 22/21
- So, 54/56 + 5/60 = 22/21
In mixed form: 11/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/56+10/60 54/56+15/60 54/56+25/60 54/56+35/60