Add 84/63 and 18/48
1st number: 1 21/63, 2nd number: 18/48
84/63 + 18/48 is 41/24.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 48 is 1008
Next, find the equivalent fraction of both fractional numbers with denominator 1008 - For the 1st fraction, since 63 × 16 = 1008,
84/63 = 84 × 16/63 × 16 = 1344/1008 - Likewise, for the 2nd fraction, since 48 × 21 = 1008,
18/48 = 18 × 21/48 × 21 = 378/1008 - Add the two like fractions:
1344/1008 + 378/1008 = 1344 + 378/1008 = 1722/1008 - 1722/1008 simplified gives 41/24
- So, 84/63 + 18/48 = 41/24
In mixed form: 117/24
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/63+36/48 84/63+18/96 84/63+54/48 84/63+90/48