Subtract 18/56 from 35/30
1st number: 1 5/30, 2nd number: 18/56
35/30 - 18/56 is 71/84.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 56 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 30 × 28 = 840,
35/30 = 35 × 28/30 × 28 = 980/840 - Likewise, for the 2nd fraction, since 56 × 15 = 840,
18/56 = 18 × 15/56 × 15 = 270/840 - Subtract the two like fractions:
980/840 - 270/840 = 980 - 270/840 = 710/840 - After reducing the fraction, the answer is 71/84
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/30-18/56 35/30-36/56 35/60-18/56 35/30-54/56 35/90-18/56 35/30-90/56