Subtract 63/48 from 70/54
1st number: 1 16/54, 2nd number: 1 15/48
70/54 - 63/48 is -7/432.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 48 is 432
Next, find the equivalent fraction of both fractional numbers with denominator 432 - For the 1st fraction, since 54 × 8 = 432,
70/54 = 70 × 8/54 × 8 = 560/432 - Likewise, for the 2nd fraction, since 48 × 9 = 432,
63/48 = 63 × 9/48 × 9 = 567/432 - Subtract the two like fractions:
560/432 - 567/432 = 560 - 567/432 = -7/432
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/54-63/96