Subtract 5/70 from 45/36
1st number: 1 9/36, 2nd number: 5/70
45/36 - 5/70 is 33/28.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 70 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 36 × 35 = 1260,
45/36 = 45 × 35/36 × 35 = 1575/1260 - Likewise, for the 2nd fraction, since 70 × 18 = 1260,
5/70 = 5 × 18/70 × 18 = 90/1260 - Subtract the two like fractions:
1575/1260 - 90/1260 = 1575 - 90/1260 = 1485/1260 - After reducing the fraction, the answer is 33/28
- In mixed form: 15/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/36-5/70 45/36-10/70 45/72-5/70 45/36-15/70 45/36-25/70 45/36-35/70