Add 54/63 and 50/80
54/63 + 50/80 is 83/56.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 80 is 5040
Next, find the equivalent fraction of both fractional numbers with denominator 5040 - For the 1st fraction, since 63 × 80 = 5040,
54/63 = 54 × 80/63 × 80 = 4320/5040 - Likewise, for the 2nd fraction, since 80 × 63 = 5040,
50/80 = 50 × 63/80 × 63 = 3150/5040 - Add the two like fractions:
4320/5040 + 3150/5040 = 4320 + 3150/5040 = 7470/5040 - 7470/5040 simplified gives 83/56
- So, 54/63 + 50/80 = 83/56
In mixed form: 127/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: