Subtract 1/42 from 32/15
1st number: 2 2/15, 2nd number: 1/42
32/15 - 1/42 is 443/210.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 42 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 15 × 14 = 210,
32/15 = 32 × 14/15 × 14 = 448/210 - Likewise, for the 2nd fraction, since 42 × 5 = 210,
1/42 = 1 × 5/42 × 5 = 5/210 - Subtract the two like fractions:
448/210 - 5/210 = 448 - 5/210 = 443/210 - In mixed form: 223/210
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 64/15-1/42 32/15-2/42 32/30-1/42 32/15-1/84 96/15-1/42 32/15-3/42 32/45-1/42 32/15-5/42 32/75-1/42 32/15-7/42