Subtract 27/35 from 15/2
1st number: 7 1/2, 2nd number: 27/35
15/2 - 27/35 is 471/70.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 35 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 2 × 35 = 70,
15/2 = 15 × 35/2 × 35 = 525/70 - Likewise, for the 2nd fraction, since 35 × 2 = 70,
27/35 = 27 × 2/35 × 2 = 54/70 - Subtract the two like fractions:
525/70 - 54/70 = 525 - 54/70 = 471/70 - In mixed form: 651/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/2-27/35 15/2-54/35 15/4-27/35 15/2-27/70 45/2-27/35 15/2-81/35 15/6-27/35 75/2-27/35 15/10-27/35 15/14-27/35