Subtract 21/30 from 60/35
1st number: 1 25/35, 2nd number: 21/30
60/35 - 21/30 is 71/70.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 30 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 35 × 6 = 210,
60/35 = 60 × 6/35 × 6 = 360/210 - Likewise, for the 2nd fraction, since 30 × 7 = 210,
21/30 = 21 × 7/30 × 7 = 147/210 - Subtract the two like fractions:
360/210 - 147/210 = 360 - 147/210 = 213/210 - After reducing the fraction, the answer is 71/70
- In mixed form: 11/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/35-42/30 60/70-21/30 60/35-21/60 60/35-63/30 60/35-21/90