Subtract 1/60 from 21/3
1st number: 7 0/3, 2nd number: 1/60
21/3 - 1/60 is 419/60.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 60 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 3 × 20 = 60,
21/3 = 21 × 20/3 × 20 = 420/60 - Likewise, for the 2nd fraction, since 60 × 1 = 60,
1/60 = 1 × 1/60 × 1 = 1/60 - Subtract the two like fractions:
420/60 - 1/60 = 420 - 1/60 = 419/60 - In mixed form: 659/60
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/3-1/60 21/3-2/60 21/6-1/60 63/3-1/60 21/3-3/60 21/9-1/60 21/3-5/60 21/15-1/60 21/3-7/60