Add 50/54 and 15/63
50/54 + 15/63 is 220/189.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 63 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 54 × 7 = 378,
50/54 = 50 × 7/54 × 7 = 350/378 - Likewise, for the 2nd fraction, since 63 × 6 = 378,
15/63 = 15 × 6/63 × 6 = 90/378 - Add the two like fractions:
350/378 + 90/378 = 350 + 90/378 = 440/378 - 440/378 simplified gives 220/189
- So, 50/54 + 15/63 = 220/189
In mixed form: 131/189
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/54+30/63 50/54+45/63 50/54+75/63