Subtract 10/36 from 45/40
1st number: 1 5/40, 2nd number: 10/36
45/40 - 10/36 is 61/72.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 36 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 40 × 9 = 360,
45/40 = 45 × 9/40 × 9 = 405/360 - Likewise, for the 2nd fraction, since 36 × 10 = 360,
10/36 = 10 × 10/36 × 10 = 100/360 - Subtract the two like fractions:
405/360 - 100/360 = 405 - 100/360 = 305/360 - After reducing the fraction, the answer is 61/72
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/40-10/36 45/40-20/36 45/80-10/36 45/40-10/72 45/40-30/36 45/40-50/36 45/40-70/36