Subtract 36/14 from 7/45
1st number: 7/45, 2nd number: 2 8/14
7/45 - 36/14 is -761/315.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 14 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 45 × 14 = 630,
7/45 = 7 × 14/45 × 14 = 98/630 - Likewise, for the 2nd fraction, since 14 × 45 = 630,
36/14 = 36 × 45/14 × 45 = 1620/630 - Subtract the two like fractions:
98/630 - 1620/630 = 98 - 1620/630 = -1522/630 - After reducing the fraction, the answer is -761/315
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/45-36/14 7/45-72/14 7/90-36/14 7/45-36/28 21/45-36/14 7/45-36/42 35/45-36/14 7/45-36/70 49/45-36/14 7/45-36/98