Subtract 84/63 from 48/7
1st number: 6 6/7, 2nd number: 1 21/63
48/7 - 84/63 is 116/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 63 is 63
Next, find the equivalent fraction of both fractional numbers with denominator 63 - For the 1st fraction, since 7 × 9 = 63,
48/7 = 48 × 9/7 × 9 = 432/63 - Likewise, for the 2nd fraction, since 63 × 1 = 63,
84/63 = 84 × 1/63 × 1 = 84/63 - Subtract the two like fractions:
432/63 - 84/63 = 432 - 84/63 = 348/63 - After reducing the fraction, the answer is 116/21
- In mixed form: 511/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 96/7-84/63 48/14-84/63 48/21-84/63 48/35-84/63 48/49-84/63