Subtract 30/7 from 36/10
1st number: 3 6/10, 2nd number: 4 2/7
36/10 - 30/7 is -24/35.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 7 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 10 × 7 = 70,
36/10 = 36 × 7/10 × 7 = 252/70 - Likewise, for the 2nd fraction, since 7 × 10 = 70,
30/7 = 30 × 10/7 × 10 = 300/70 - Subtract the two like fractions:
252/70 - 300/70 = 252 - 300/70 = -48/70 - After reducing the fraction, the answer is -24/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/10-30/7 36/10-60/7 36/20-30/7 36/10-30/14 36/10-90/7 36/30-30/7 36/10-30/21 36/50-30/7 36/10-30/35 36/70-30/7 36/10-30/49