Subtract 9/60 from 7/42
7/42 - 9/60 is 1/60.
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,
7/42 = 7 × 10/42 × 10 = 70/420 - Likewise, for the 2nd fraction, since 60 × 7 = 420,
9/60 = 9 × 7/60 × 7 = 63/420 - Subtract the two like fractions:
70/420 - 63/420 = 70 - 63/420 = 7/420 - After reducing the fraction, the answer is 1/60
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/42-9/60 7/42-18/60 7/84-9/60 21/42-9/60 7/42-27/60 35/42-9/60 7/42-45/60 49/42-9/60 7/42-63/60