Add 30/49 and 12/63
30/49 + 12/63 is 118/147.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 63 is 441
Next, find the equivalent fraction of both fractional numbers with denominator 441 - For the 1st fraction, since 49 × 9 = 441,
30/49 = 30 × 9/49 × 9 = 270/441 - Likewise, for the 2nd fraction, since 63 × 7 = 441,
12/63 = 12 × 7/63 × 7 = 84/441 - Add the two like fractions:
270/441 + 84/441 = 270 + 84/441 = 354/441 - 354/441 simplified gives 118/147
- So, 30/49 + 12/63 = 118/147
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/49+12/63 30/49+24/63 30/98+12/63 90/49+12/63 30/49+36/63 30/49+60/63 30/49+84/63