Subtract 4/45 from 36/7
1st number: 5 1/7, 2nd number: 4/45
36/7 - 4/45 is 1592/315.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 45 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 7 × 45 = 315,
36/7 = 36 × 45/7 × 45 = 1620/315 - Likewise, for the 2nd fraction, since 45 × 7 = 315,
4/45 = 4 × 7/45 × 7 = 28/315 - Subtract the two like fractions:
1620/315 - 28/315 = 1620 - 28/315 = 1592/315 - In mixed form: 517/315
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/7-4/45 36/7-8/45 36/14-4/45 36/7-4/90 36/7-12/45 36/21-4/45 36/7-20/45 36/35-4/45 36/7-28/45 36/49-4/45