Subtract 18/20 from 48/35
1st number: 1 13/35, 2nd number: 18/20
48/35 - 18/20 is 33/70.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 20 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 35 × 4 = 140,
48/35 = 48 × 4/35 × 4 = 192/140 - Likewise, for the 2nd fraction, since 20 × 7 = 140,
18/20 = 18 × 7/20 × 7 = 126/140 - Subtract the two like fractions:
192/140 - 126/140 = 192 - 126/140 = 66/140 - After reducing the fraction, the answer is 33/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 96/35-18/20 48/35-36/20 48/70-18/20 48/35-18/40 48/35-54/20 48/35-18/60 48/35-90/20