Subtract 36/56 from 45/30
1st number: 1 15/30, 2nd number: 36/56
45/30 - 36/56 is 6/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 56 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 30 × 28 = 840,
45/30 = 45 × 28/30 × 28 = 1260/840 - Likewise, for the 2nd fraction, since 56 × 15 = 840,
36/56 = 36 × 15/56 × 15 = 540/840 - Subtract the two like fractions:
1260/840 - 540/840 = 1260 - 540/840 = 720/840 - After reducing the fraction, the answer is 6/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/30-36/56 45/30-72/56 45/60-36/56 45/90-36/56