Subtract 90/50 from 30/14
1st number: 2 2/14, 2nd number: 1 40/50
30/14 - 90/50 is 12/35.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 50 is 350
Next, find the equivalent fraction of both fractional numbers with denominator 350 - For the 1st fraction, since 14 × 25 = 350,
30/14 = 30 × 25/14 × 25 = 750/350 - Likewise, for the 2nd fraction, since 50 × 7 = 350,
90/50 = 90 × 7/50 × 7 = 630/350 - Subtract the two like fractions:
750/350 - 630/350 = 750 - 630/350 = 120/350 - After reducing the fraction, the answer is 12/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/14-90/50 30/28-90/50 90/14-90/50 30/42-90/50 30/70-90/50 30/98-90/50