Subtract 8/30 from 49/56
49/56 - 8/30 is 73/120.
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,
49/56 = 49 × 15/56 × 15 = 735/840 - Likewise, for the 2nd fraction, since 30 × 28 = 840,
8/30 = 8 × 28/30 × 28 = 224/840 - Subtract the two like fractions:
735/840 - 224/840 = 735 - 224/840 = 511/840 - After reducing the fraction, the answer is 73/120
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/56-8/30 49/56-16/30 49/56-8/60 49/56-24/30 49/56-8/90 49/56-40/30 49/56-56/30