Subtract 35/70 from 49/63
49/63 - 35/70 is 5/18.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 70 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 63 × 10 = 630,
49/63 = 49 × 10/63 × 10 = 490/630 - Likewise, for the 2nd fraction, since 70 × 9 = 630,
35/70 = 35 × 9/70 × 9 = 315/630 - Subtract the two like fractions:
490/630 - 315/630 = 490 - 315/630 = 175/630 - After reducing the fraction, the answer is 5/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/63-35/70