Subtract 63/30 from 20/5
1st number: 4 0/5, 2nd number: 2 3/30
20/5 - 63/30 is 19/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 30 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 5 × 6 = 30,
20/5 = 20 × 6/5 × 6 = 120/30 - Likewise, for the 2nd fraction, since 30 × 1 = 30,
63/30 = 63 × 1/30 × 1 = 63/30 - Subtract the two like fractions:
120/30 - 63/30 = 120 - 63/30 = 57/30 - After reducing the fraction, the answer is 19/10
- In mixed form: 19/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/5-63/30 20/10-63/30 20/5-63/60 60/5-63/30 20/15-63/30 20/5-63/90 20/25-63/30 20/35-63/30