Add 15/80 and 12/63
15/80 + 12/63 is 127/336.
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,
15/80 = 15 × 63/80 × 63 = 945/5040 - Likewise, for the 2nd fraction, since 63 × 80 = 5040,
12/63 = 12 × 80/63 × 80 = 960/5040 - Add the two like fractions:
945/5040 + 960/5040 = 945 + 960/5040 = 1905/5040 - 1905/5040 simplified gives 127/336
- So, 15/80 + 12/63 = 127/336
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/80+12/63 15/80+24/63 45/80+12/63 15/80+36/63 75/80+12/63 15/80+60/63 15/80+84/63