Subtract 30/8 from 63/35
1st number: 1 28/35, 2nd number: 3 6/8
63/35 - 30/8 is -39/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 8 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 35 × 8 = 280,
63/35 = 63 × 8/35 × 8 = 504/280 - Likewise, for the 2nd fraction, since 8 × 35 = 280,
30/8 = 30 × 35/8 × 35 = 1050/280 - Subtract the two like fractions:
504/280 - 1050/280 = 504 - 1050/280 = -546/280 - After reducing the fraction, the answer is -39/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/35-60/8 63/70-30/8 63/35-30/16 63/35-90/8 63/35-30/24 63/35-30/40 63/35-30/56