Subtract 10/40 from 63/30
1st number: 2 3/30, 2nd number: 10/40
63/30 - 10/40 is 37/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 40 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 30 × 4 = 120,
63/30 = 63 × 4/30 × 4 = 252/120 - Likewise, for the 2nd fraction, since 40 × 3 = 120,
10/40 = 10 × 3/40 × 3 = 30/120 - Subtract the two like fractions:
252/120 - 30/120 = 252 - 30/120 = 222/120 - After reducing the fraction, the answer is 37/20
- In mixed form: 117/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/30-20/40 63/60-10/40 63/30-10/80 63/30-30/40 63/90-10/40 63/30-50/40 63/30-70/40