Subtract 7/45 from 16/35
16/35 - 7/45 is 19/63.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 45 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 35 × 9 = 315,
16/35 = 16 × 9/35 × 9 = 144/315 - Likewise, for the 2nd fraction, since 45 × 7 = 315,
7/45 = 7 × 7/45 × 7 = 49/315 - Subtract the two like fractions:
144/315 - 49/315 = 144 - 49/315 = 95/315 - After reducing the fraction, the answer is 19/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/35-7/45 16/35-14/45 16/70-7/45 16/35-7/90 48/35-7/45 16/35-21/45 80/35-7/45 16/35-35/45 16/35-49/45