Subtract 30/16 from 3/5
1st number: 3/5, 2nd number: 1 14/16
3/5 - 30/16 is -51/40.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 16 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 5 × 16 = 80,
3/5 = 3 × 16/5 × 16 = 48/80 - Likewise, for the 2nd fraction, since 16 × 5 = 80,
30/16 = 30 × 5/16 × 5 = 150/80 - Subtract the two like fractions:
48/80 - 150/80 = 48 - 150/80 = -102/80 - After reducing the fraction, the answer is -51/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/5-30/16 3/5-60/16 3/10-30/16 3/5-30/32 9/5-30/16 3/5-90/16 3/15-30/16 3/5-30/48 15/5-30/16 3/25-30/16 3/5-30/80 21/5-30/16 3/35-30/16