Subtract 30/14 from 54/30
1st number: 1 24/30, 2nd number: 2 2/14
54/30 - 30/14 is -12/35.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 14 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 30 × 7 = 210,
54/30 = 54 × 7/30 × 7 = 378/210 - Likewise, for the 2nd fraction, since 14 × 15 = 210,
30/14 = 30 × 15/14 × 15 = 450/210 - Subtract the two like fractions:
378/210 - 450/210 = 378 - 450/210 = -72/210 - After reducing the fraction, the answer is -12/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/30-60/14 54/60-30/14 54/30-30/28 54/30-90/14 54/90-30/14 54/30-30/42 54/30-30/70 54/30-30/98