Subtract 18/8 from 35/5
1st number: 7 0/5, 2nd number: 2 2/8
35/5 - 18/8 is 19/4.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 8 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 5 × 8 = 40,
35/5 = 35 × 8/5 × 8 = 280/40 - Likewise, for the 2nd fraction, since 8 × 5 = 40,
18/8 = 18 × 5/8 × 5 = 90/40 - Subtract the two like fractions:
280/40 - 90/40 = 280 - 90/40 = 190/40 - After reducing the fraction, the answer is 19/4
- In mixed form: 43/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/5-18/8 35/5-36/8 35/10-18/8 35/5-18/16 35/5-54/8 35/15-18/8 35/5-18/24 35/5-90/8 35/25-18/8 35/5-18/40 35/5-18/56