Subtract 1/60 from 60/70
60/70 - 1/60 is 353/420.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 60 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 70 × 6 = 420,
60/70 = 60 × 6/70 × 6 = 360/420 - Likewise, for the 2nd fraction, since 60 × 7 = 420,
1/60 = 1 × 7/60 × 7 = 7/420 - Subtract the two like fractions:
360/420 - 7/420 = 360 - 7/420 = 353/420
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/70-2/60 60/70-3/60 60/70-5/60 60/70-7/60