Add 27/80 and 30/63
27/80 + 30/63 is 1367/1680.
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,
27/80 = 27 × 63/80 × 63 = 1701/5040 - Likewise, for the 2nd fraction, since 63 × 80 = 5040,
30/63 = 30 × 80/63 × 80 = 2400/5040 - Add the two like fractions:
1701/5040 + 2400/5040 = 1701 + 2400/5040 = 4101/5040 - 4101/5040 simplified gives 1367/1680
- So, 27/80 + 30/63 = 1367/1680
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/80+30/63 27/80+60/63 81/80+30/63 27/80+90/63