Subtract 63/49 from 16/72
1st number: 16/72, 2nd number: 1 14/49
16/72 - 63/49 is -67/63.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 49 is 3528
Next, find the equivalent fraction of both fractional numbers with denominator 3528 - For the 1st fraction, since 72 × 49 = 3528,
16/72 = 16 × 49/72 × 49 = 784/3528 - Likewise, for the 2nd fraction, since 49 × 72 = 3528,
63/49 = 63 × 72/49 × 72 = 4536/3528 - Subtract the two like fractions:
784/3528 - 4536/3528 = 784 - 4536/3528 = -3752/3528 - After reducing the fraction, the answer is -67/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/72-63/49 16/72-63/98 48/72-63/49 80/72-63/49