Subtract 27/7 from 10/4
1st number: 2 2/4, 2nd number: 3 6/7
10/4 - 27/7 is -19/14.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 7 is 28
Next, find the equivalent fraction of both fractional numbers with denominator 28 - For the 1st fraction, since 4 × 7 = 28,
10/4 = 10 × 7/4 × 7 = 70/28 - Likewise, for the 2nd fraction, since 7 × 4 = 28,
27/7 = 27 × 4/7 × 4 = 108/28 - Subtract the two like fractions:
70/28 - 108/28 = 70 - 108/28 = -38/28 - After reducing the fraction, the answer is -19/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/4-27/7 10/4-54/7 10/8-27/7 10/4-27/14 30/4-27/7 10/4-81/7 10/12-27/7 10/4-27/21 50/4-27/7 10/20-27/7 10/4-27/35 70/4-27/7 10/28-27/7 10/4-27/49