Subtract 24/90 from 3/49
3/49 - 24/90 is -151/735.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 90 is 4410
Next, find the equivalent fraction of both fractional numbers with denominator 4410 - For the 1st fraction, since 49 × 90 = 4410,
3/49 = 3 × 90/49 × 90 = 270/4410 - Likewise, for the 2nd fraction, since 90 × 49 = 4410,
24/90 = 24 × 49/90 × 49 = 1176/4410 - Subtract the two like fractions:
270/4410 - 1176/4410 = 270 - 1176/4410 = -906/4410 - After reducing the fraction, the answer is -151/735
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/49-24/90 3/49-48/90 3/98-24/90 9/49-24/90 3/49-72/90 15/49-24/90 21/49-24/90