Subtract 15/56 from 90/10
1st number: 9 0/10, 2nd number: 15/56
90/10 - 15/56 is 489/56.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 56 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 10 × 28 = 280,
90/10 = 90 × 28/10 × 28 = 2520/280 - Likewise, for the 2nd fraction, since 56 × 5 = 280,
15/56 = 15 × 5/56 × 5 = 75/280 - Subtract the two like fractions:
2520/280 - 75/280 = 2520 - 75/280 = 2445/280 - After reducing the fraction, the answer is 489/56
- In mixed form: 841/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/10-30/56 90/20-15/56 90/10-45/56 90/30-15/56 90/10-75/56 90/50-15/56 90/70-15/56