Subtract 18/75 from 72/10
1st number: 7 2/10, 2nd number: 18/75
72/10 - 18/75 is 174/25.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 75 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 10 × 15 = 150,
72/10 = 72 × 15/10 × 15 = 1080/150 - Likewise, for the 2nd fraction, since 75 × 2 = 150,
18/75 = 18 × 2/75 × 2 = 36/150 - Subtract the two like fractions:
1080/150 - 36/150 = 1080 - 36/150 = 1044/150 - After reducing the fraction, the answer is 174/25
- In mixed form: 624/25
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/10-36/75 72/20-18/75 72/10-54/75 72/30-18/75 72/10-90/75 72/50-18/75 72/70-18/75