Subtract 50/45 from 7/5
1st number: 1 2/5, 2nd number: 1 5/45
7/5 - 50/45 is 13/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 45 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 5 × 9 = 45,
7/5 = 7 × 9/5 × 9 = 63/45 - Likewise, for the 2nd fraction, since 45 × 1 = 45,
50/45 = 50 × 1/45 × 1 = 50/45 - Subtract the two like fractions:
63/45 - 50/45 = 63 - 50/45 = 13/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/5-50/45 7/10-50/45 7/5-50/90 21/5-50/45 7/15-50/45 35/5-50/45 7/25-50/45 49/5-50/45 7/35-50/45