Subtract 16/9 from 90/35
1st number: 2 20/35, 2nd number: 1 7/9
90/35 - 16/9 is 50/63.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 9 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 35 × 9 = 315,
90/35 = 90 × 9/35 × 9 = 810/315 - Likewise, for the 2nd fraction, since 9 × 35 = 315,
16/9 = 16 × 35/9 × 35 = 560/315 - Subtract the two like fractions:
810/315 - 560/315 = 810 - 560/315 = 250/315 - After reducing the fraction, the answer is 50/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/35-32/9 90/70-16/9 90/35-16/18 90/35-48/9 90/35-16/27 90/35-80/9 90/35-16/45 90/35-16/63