Subtract 28/35 from 63/18
1st number: 3 9/18, 2nd number: 28/35
63/18 - 28/35 is 27/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 35 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 18 × 35 = 630,
63/18 = 63 × 35/18 × 35 = 2205/630 - Likewise, for the 2nd fraction, since 35 × 18 = 630,
28/35 = 28 × 18/35 × 18 = 504/630 - Subtract the two like fractions:
2205/630 - 504/630 = 2205 - 504/630 = 1701/630 - After reducing the fraction, the answer is 27/10
- In mixed form: 27/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/18-56/35 63/36-28/35 63/18-28/70 63/18-84/35 63/54-28/35 63/90-28/35