Subtract 50/42 from 84/15
1st number: 5 9/15, 2nd number: 1 8/42
84/15 - 50/42 is 463/105.
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,
84/15 = 84 × 14/15 × 14 = 1176/210 - Likewise, for the 2nd fraction, since 42 × 5 = 210,
50/42 = 50 × 5/42 × 5 = 250/210 - Subtract the two like fractions:
1176/210 - 250/210 = 1176 - 250/210 = 926/210 - After reducing the fraction, the answer is 463/105
- In mixed form: 443/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/30-50/42 84/15-50/84 84/45-50/42 84/75-50/42