Subtract 5/60 from 63/42
1st number: 1 21/42, 2nd number: 5/60
63/42 - 5/60 is 17/12.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 60 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 42 × 10 = 420,
63/42 = 63 × 10/42 × 10 = 630/420 - Likewise, for the 2nd fraction, since 60 × 7 = 420,
5/60 = 5 × 7/60 × 7 = 35/420 - Subtract the two like fractions:
630/420 - 35/420 = 630 - 35/420 = 595/420 - After reducing the fraction, the answer is 17/12
- In mixed form: 15/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/42-10/60 63/84-5/60 63/42-15/60 63/42-25/60 63/42-35/60