Subtract 18/28 from 75/8
1st number: 9 3/8, 2nd number: 18/28
75/8 - 18/28 is 489/56.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 28 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 8 × 7 = 56,
75/8 = 75 × 7/8 × 7 = 525/56 - Likewise, for the 2nd fraction, since 28 × 2 = 56,
18/28 = 18 × 2/28 × 2 = 36/56 - Subtract the two like fractions:
525/56 - 36/56 = 525 - 36/56 = 489/56 - In mixed form: 841/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/8-36/28 75/16-18/28 75/8-18/56 75/8-54/28 75/24-18/28 75/8-18/84 75/8-90/28 75/40-18/28 75/56-18/28