Add 9/70 and 27/60
9/70 + 27/60 is 81/140.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 60 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 70 × 6 = 420,
9/70 = 9 × 6/70 × 6 = 54/420 - Likewise, for the 2nd fraction, since 60 × 7 = 420,
27/60 = 27 × 7/60 × 7 = 189/420 - Add the two like fractions:
54/420 + 189/420 = 54 + 189/420 = 243/420 - 243/420 simplified gives 81/140
- So, 9/70 + 27/60 = 81/140
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/70+27/60 9/70+54/60 27/70+27/60 9/70+81/60 45/70+27/60 63/70+27/60