Subtract 49/32 from 45/63
1st number: 45/63, 2nd number: 1 17/32
45/63 - 49/32 is -183/224.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 32 is 2016
Next, find the equivalent fraction of both fractional numbers with denominator 2016 - For the 1st fraction, since 63 × 32 = 2016,
45/63 = 45 × 32/63 × 32 = 1440/2016 - Likewise, for the 2nd fraction, since 32 × 63 = 2016,
49/32 = 49 × 63/32 × 63 = 3087/2016 - Subtract the two like fractions:
1440/2016 - 3087/2016 = 1440 - 3087/2016 = -1647/2016 - After reducing the fraction, the answer is -183/224
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/63-49/32 45/63-98/32 45/63-49/64 45/63-49/96