Subtract 18/48 from 8/5
1st number: 1 3/5, 2nd number: 18/48
8/5 - 18/48 is 49/40.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 48 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 5 × 48 = 240,
8/5 = 8 × 48/5 × 48 = 384/240 - Likewise, for the 2nd fraction, since 48 × 5 = 240,
18/48 = 18 × 5/48 × 5 = 90/240 - Subtract the two like fractions:
384/240 - 90/240 = 384 - 90/240 = 294/240 - After reducing the fraction, the answer is 49/40
- In mixed form: 19/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/5-18/48 8/5-36/48 8/10-18/48 8/5-18/96 24/5-18/48 8/5-54/48 8/15-18/48 40/5-18/48 8/5-90/48 8/25-18/48 56/5-18/48 8/35-18/48