Subtract 21/48 from 70/27
1st number: 2 16/27, 2nd number: 21/48
70/27 - 21/48 is 931/432.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 48 is 432
Next, find the equivalent fraction of both fractional numbers with denominator 432 - For the 1st fraction, since 27 × 16 = 432,
70/27 = 70 × 16/27 × 16 = 1120/432 - Likewise, for the 2nd fraction, since 48 × 9 = 432,
21/48 = 21 × 9/48 × 9 = 189/432 - Subtract the two like fractions:
1120/432 - 189/432 = 1120 - 189/432 = 931/432 - In mixed form: 267/432
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/27-42/48 70/54-21/48 70/27-21/96 70/27-63/48 70/81-21/48