Add 54/63 and 14/5
1st number: 54/63, 2nd number: 2 4/5
54/63 + 14/5 is 128/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 5 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 63 × 5 = 315,
54/63 = 54 × 5/63 × 5 = 270/315 - Likewise, for the 2nd fraction, since 5 × 63 = 315,
14/5 = 14 × 63/5 × 63 = 882/315 - Add the two like fractions:
270/315 + 882/315 = 270 + 882/315 = 1152/315 - 1152/315 simplified gives 128/35
- So, 54/63 + 14/5 = 128/35
In mixed form: 323/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/63+28/5 54/63+14/10 54/63+42/5 54/63+14/15 54/63+70/5 54/63+14/25 54/63+98/5 54/63+14/35