Subtract 27/72 from 35/30
1st number: 1 5/30, 2nd number: 27/72
35/30 - 27/72 is 19/24.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 72 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 30 × 12 = 360,
35/30 = 35 × 12/30 × 12 = 420/360 - Likewise, for the 2nd fraction, since 72 × 5 = 360,
27/72 = 27 × 5/72 × 5 = 135/360 - Subtract the two like fractions:
420/360 - 135/360 = 420 - 135/360 = 285/360 - After reducing the fraction, the answer is 19/24
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/30-27/72 35/30-54/72 35/60-27/72 35/30-81/72 35/90-27/72