Subtract 3/48 from 18/10
1st number: 1 8/10, 2nd number: 3/48
18/10 - 3/48 is 139/80.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 48 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 10 × 24 = 240,
18/10 = 18 × 24/10 × 24 = 432/240 - Likewise, for the 2nd fraction, since 48 × 5 = 240,
3/48 = 3 × 5/48 × 5 = 15/240 - Subtract the two like fractions:
432/240 - 15/240 = 432 - 15/240 = 417/240 - After reducing the fraction, the answer is 139/80
- In mixed form: 159/80
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/10-3/48 18/10-6/48 18/20-3/48 18/10-3/96 54/10-3/48 18/10-9/48 18/30-3/48 90/10-3/48 18/10-15/48 18/50-3/48 18/10-21/48 18/70-3/48