Add 27/48 and 72/70
1st number: 27/48, 2nd number: 1 2/70
27/48 + 72/70 is 891/560.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 70 is 1680
Next, find the equivalent fraction of both fractional numbers with denominator 1680 - For the 1st fraction, since 48 × 35 = 1680,
27/48 = 27 × 35/48 × 35 = 945/1680 - Likewise, for the 2nd fraction, since 70 × 24 = 1680,
72/70 = 72 × 24/70 × 24 = 1728/1680 - Add the two like fractions:
945/1680 + 1728/1680 = 945 + 1728/1680 = 2673/1680 - 2673/1680 simplified gives 891/560
- So, 27/48 + 72/70 = 891/560
In mixed form: 1331/560
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/48+72/70 27/96+72/70 81/48+72/70