Subtract 7/36 from 45/70
45/70 - 7/36 is 113/252.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 36 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 70 × 18 = 1260,
45/70 = 45 × 18/70 × 18 = 810/1260 - Likewise, for the 2nd fraction, since 36 × 35 = 1260,
7/36 = 7 × 35/36 × 35 = 245/1260 - Subtract the two like fractions:
810/1260 - 245/1260 = 810 - 245/1260 = 565/1260 - After reducing the fraction, the answer is 113/252
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/70-7/36 45/70-14/36 45/70-7/72 45/70-21/36 45/70-35/36 45/70-49/36