Subtract 3/42 from 63/75
63/75 - 3/42 is 269/350.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 42 is 1050
Next, find the equivalent fraction of both fractional numbers with denominator 1050 - For the 1st fraction, since 75 × 14 = 1050,
63/75 = 63 × 14/75 × 14 = 882/1050 - Likewise, for the 2nd fraction, since 42 × 25 = 1050,
3/42 = 3 × 25/42 × 25 = 75/1050 - Subtract the two like fractions:
882/1050 - 75/1050 = 882 - 75/1050 = 807/1050 - After reducing the fraction, the answer is 269/350
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/75-6/42 63/75-3/84 63/75-9/42 63/75-15/42 63/75-21/42