Add 1/90 and 14/63
1/90 + 14/63 is 7/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 63 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 90 × 7 = 630,
1/90 = 1 × 7/90 × 7 = 7/630 - Likewise, for the 2nd fraction, since 63 × 10 = 630,
14/63 = 14 × 10/63 × 10 = 140/630 - Add the two like fractions:
7/630 + 140/630 = 7 + 140/630 = 147/630 - 147/630 simplified gives 7/30
- So, 1/90 + 14/63 = 7/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/90+14/63 1/90+28/63 3/90+14/63 1/90+42/63 5/90+14/63 1/90+70/63 7/90+14/63 1/90+98/63