Subtract 70/27 from 3/4
1st number: 3/4, 2nd number: 2 16/27
3/4 - 70/27 is -199/108.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 27 is 108
Next, find the equivalent fraction of both fractional numbers with denominator 108 - For the 1st fraction, since 4 × 27 = 108,
3/4 = 3 × 27/4 × 27 = 81/108 - Likewise, for the 2nd fraction, since 27 × 4 = 108,
70/27 = 70 × 4/27 × 4 = 280/108 - Subtract the two like fractions:
81/108 - 280/108 = 81 - 280/108 = -199/108
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/4-70/27 3/8-70/27 3/4-70/54 9/4-70/27 3/12-70/27 3/4-70/81 15/4-70/27 3/20-70/27 21/4-70/27 3/28-70/27