Subtract 18/28 from 70/24
1st number: 2 22/24, 2nd number: 18/28
70/24 - 18/28 is 191/84.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 28 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 24 × 7 = 168,
70/24 = 70 × 7/24 × 7 = 490/168 - Likewise, for the 2nd fraction, since 28 × 6 = 168,
18/28 = 18 × 6/28 × 6 = 108/168 - Subtract the two like fractions:
490/168 - 108/168 = 490 - 108/168 = 382/168 - After reducing the fraction, the answer is 191/84
- In mixed form: 223/84
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/24-36/28 70/48-18/28 70/24-18/56 70/24-54/28 70/72-18/28 70/24-18/84 70/24-90/28