Subtract 75/30 from 30/4
1st number: 7 2/4, 2nd number: 2 15/30
30/4 - 75/30 is 5/1.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 30 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 4 × 15 = 60,
30/4 = 30 × 15/4 × 15 = 450/60 - Likewise, for the 2nd fraction, since 30 × 2 = 60,
75/30 = 75 × 2/30 × 2 = 150/60 - Subtract the two like fractions:
450/60 - 150/60 = 450 - 150/60 = 300/60 - After reducing the fraction, the answer is 5/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/4-75/30 30/8-75/30 30/4-75/60 90/4-75/30 30/12-75/30 30/4-75/90 30/20-75/30 30/28-75/30