Subtract 3/30 from 35/56
35/56 - 3/30 is 21/40.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 30 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 56 × 15 = 840,
35/56 = 35 × 15/56 × 15 = 525/840 - Likewise, for the 2nd fraction, since 30 × 28 = 840,
3/30 = 3 × 28/30 × 28 = 84/840 - Subtract the two like fractions:
525/840 - 84/840 = 525 - 84/840 = 441/840 - After reducing the fraction, the answer is 21/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/56-3/30 35/56-6/30 35/56-3/60 35/56-9/30 35/56-3/90 35/56-15/30 35/56-21/30