Subtract 30/49 from 4/5
4/5 - 30/49 is 46/245.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 49 is 245
Next, find the equivalent fraction of both fractional numbers with denominator 245 - For the 1st fraction, since 5 × 49 = 245,
4/5 = 4 × 49/5 × 49 = 196/245 - Likewise, for the 2nd fraction, since 49 × 5 = 245,
30/49 = 30 × 5/49 × 5 = 150/245 - Subtract the two like fractions:
196/245 - 150/245 = 196 - 150/245 = 46/245
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/5-30/49 4/5-60/49 4/10-30/49 4/5-30/98 12/5-30/49 4/5-90/49 4/15-30/49 20/5-30/49 4/25-30/49 28/5-30/49 4/35-30/49