Subtract 84/45 from 27/10
1st number: 2 7/10, 2nd number: 1 39/45
27/10 - 84/45 is 5/6.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 45 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 10 × 9 = 90,
27/10 = 27 × 9/10 × 9 = 243/90 - Likewise, for the 2nd fraction, since 45 × 2 = 90,
84/45 = 84 × 2/45 × 2 = 168/90 - Subtract the two like fractions:
243/90 - 168/90 = 243 - 168/90 = 75/90 - After reducing the fraction, the answer is 5/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/10-84/45 27/20-84/45 27/10-84/90 81/10-84/45 27/30-84/45 27/50-84/45 27/70-84/45