Subtract 63/28 from 75/27
1st number: 2 21/27, 2nd number: 2 7/28
75/27 - 63/28 is 19/36.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 28 is 756
Next, find the equivalent fraction of both fractional numbers with denominator 756 - For the 1st fraction, since 27 × 28 = 756,
75/27 = 75 × 28/27 × 28 = 2100/756 - Likewise, for the 2nd fraction, since 28 × 27 = 756,
63/28 = 63 × 27/28 × 27 = 1701/756 - Subtract the two like fractions:
2100/756 - 1701/756 = 2100 - 1701/756 = 399/756 - After reducing the fraction, the answer is 19/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/54-63/28 75/27-63/56 75/81-63/28 75/27-63/84