Add 50/63 and 42/30
1st number: 50/63, 2nd number: 1 12/30
50/63 + 42/30 is 691/315.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 30 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 63 × 10 = 630,
50/63 = 50 × 10/63 × 10 = 500/630 - Likewise, for the 2nd fraction, since 30 × 21 = 630,
42/30 = 42 × 21/30 × 21 = 882/630 - Add the two like fractions:
500/630 + 882/630 = 500 + 882/630 = 1382/630 - 1382/630 simplified gives 691/315
- So, 50/63 + 42/30 = 691/315
In mixed form: 261/315
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/63+84/30 50/63+42/60 50/63+42/90