Subtract 12/35 from 50/30
1st number: 1 20/30, 2nd number: 12/35
50/30 - 12/35 is 139/105.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 35 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 30 × 7 = 210,
50/30 = 50 × 7/30 × 7 = 350/210 - Likewise, for the 2nd fraction, since 35 × 6 = 210,
12/35 = 12 × 6/35 × 6 = 72/210 - Subtract the two like fractions:
350/210 - 72/210 = 350 - 72/210 = 278/210 - After reducing the fraction, the answer is 139/105
- In mixed form: 134/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/30-24/35 50/60-12/35 50/30-12/70 50/30-36/35 50/90-12/35 50/30-60/35 50/30-84/35