Subtract 48/60 from 1/42
1/42 - 48/60 is -163/210.
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,
1/42 = 1 × 10/42 × 10 = 10/420 - Likewise, for the 2nd fraction, since 60 × 7 = 420,
48/60 = 48 × 7/60 × 7 = 336/420 - Subtract the two like fractions:
10/420 - 336/420 = 10 - 336/420 = -326/420 - After reducing the fraction, the answer is -163/210
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/42-48/60 1/42-96/60 1/84-48/60 3/42-48/60 5/42-48/60 7/42-48/60