Add 9/63 and 2/90
9/63 + 2/90 is 52/315.
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,
9/63 = 9 × 10/63 × 10 = 90/630 - Likewise, for the 2nd fraction, since 90 × 7 = 630,
2/90 = 2 × 7/90 × 7 = 14/630 - Add the two like fractions:
90/630 + 14/630 = 90 + 14/630 = 104/630 - 104/630 simplified gives 52/315
- So, 9/63 + 2/90 = 52/315
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/63+2/90 9/63+4/90 27/63+2/90 9/63+6/90 45/63+2/90 9/63+10/90 9/63+14/90