Subtract 12/5 from 2/30
1st number: 2/30, 2nd number: 2 2/5
2/30 - 12/5 is -7/3.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 5 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 30 × 1 = 30,
2/30 = 2 × 1/30 × 1 = 2/30 - Likewise, for the 2nd fraction, since 5 × 6 = 30,
12/5 = 12 × 6/5 × 6 = 72/30 - Subtract the two like fractions:
2/30 - 72/30 = 2 - 72/30 = -70/30 - After reducing the fraction, the answer is -7/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/30-12/5 2/30-24/5 2/60-12/5 2/30-12/10 6/30-12/5 2/30-36/5 2/90-12/5 2/30-12/15 10/30-12/5 2/30-60/5 2/30-12/25 14/30-12/5 2/30-84/5 2/30-12/35