Add 49/15 and 54/63
1st number: 3 4/15, 2nd number: 54/63
49/15 + 54/63 is 433/105.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 63 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 15 × 21 = 315,
49/15 = 49 × 21/15 × 21 = 1029/315 - Likewise, for the 2nd fraction, since 63 × 5 = 315,
54/63 = 54 × 5/63 × 5 = 270/315 - Add the two like fractions:
1029/315 + 270/315 = 1029 + 270/315 = 1299/315 - 1299/315 simplified gives 433/105
- So, 49/15 + 54/63 = 433/105
In mixed form: 413/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/15+54/63 49/30+54/63 49/45+54/63 49/75+54/63