Add 49/63 and 6/90
49/63 + 6/90 is 38/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 90 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 63 × 10 = 630,
49/63 = 49 × 10/63 × 10 = 490/630 - Likewise, for the 2nd fraction, since 90 × 7 = 630,
6/90 = 6 × 7/90 × 7 = 42/630 - Add the two like fractions:
490/630 + 42/630 = 490 + 42/630 = 532/630 - 532/630 simplified gives 38/45
- So, 49/63 + 6/90 = 38/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/63+6/90 49/63+12/90 49/63+18/90 49/63+30/90 49/63+42/90