Add 9/63 and 3/45
9/63 + 3/45 is 22/105.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 45 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 63 × 5 = 315,
9/63 = 9 × 5/63 × 5 = 45/315 - Likewise, for the 2nd fraction, since 45 × 7 = 315,
3/45 = 3 × 7/45 × 7 = 21/315 - Add the two like fractions:
45/315 + 21/315 = 45 + 21/315 = 66/315 - 66/315 simplified gives 22/105
- So, 9/63 + 3/45 = 22/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/63+3/45 9/63+6/45 9/63+3/90 27/63+3/45 9/63+9/45 45/63+3/45 9/63+15/45 9/63+21/45