Add 9/80 and 15/63
9/80 + 15/63 is 589/1680.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 63 is 5040
Next, find the equivalent fraction of both fractional numbers with denominator 5040 - For the 1st fraction, since 80 × 63 = 5040,
9/80 = 9 × 63/80 × 63 = 567/5040 - Likewise, for the 2nd fraction, since 63 × 80 = 5040,
15/63 = 15 × 80/63 × 80 = 1200/5040 - Add the two like fractions:
567/5040 + 1200/5040 = 567 + 1200/5040 = 1767/5040 - 1767/5040 simplified gives 589/1680
- So, 9/80 + 15/63 = 589/1680
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/80+15/63 9/80+30/63 27/80+15/63 9/80+45/63 45/80+15/63 9/80+75/63 63/80+15/63