Subtract 18/48 from 84/30
1st number: 2 24/30, 2nd number: 18/48
84/30 - 18/48 is 97/40.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 48 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 30 × 8 = 240,
84/30 = 84 × 8/30 × 8 = 672/240 - Likewise, for the 2nd fraction, since 48 × 5 = 240,
18/48 = 18 × 5/48 × 5 = 90/240 - Subtract the two like fractions:
672/240 - 90/240 = 672 - 90/240 = 582/240 - After reducing the fraction, the answer is 97/40
- In mixed form: 217/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/30-36/48 84/60-18/48 84/30-18/96 84/30-54/48 84/90-18/48 84/30-90/48