Add 90/48 and 49/63
1st number: 1 42/48, 2nd number: 49/63
90/48 + 49/63 is 191/72.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 63 is 1008
Next, find the equivalent fraction of both fractional numbers with denominator 1008 - For the 1st fraction, since 48 × 21 = 1008,
90/48 = 90 × 21/48 × 21 = 1890/1008 - Likewise, for the 2nd fraction, since 63 × 16 = 1008,
49/63 = 49 × 16/63 × 16 = 784/1008 - Add the two like fractions:
1890/1008 + 784/1008 = 1890 + 784/1008 = 2674/1008 - 2674/1008 simplified gives 191/72
- So, 90/48 + 49/63 = 191/72
In mixed form: 247/72
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/48+98/63 90/96+49/63