Add 15/64 and 80/30
1st number: 15/64, 2nd number: 2 20/30
15/64 + 80/30 is 557/192.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 64 and 30 is 960
Next, find the equivalent fraction of both fractional numbers with denominator 960 - For the 1st fraction, since 64 × 15 = 960,
15/64 = 15 × 15/64 × 15 = 225/960 - Likewise, for the 2nd fraction, since 30 × 32 = 960,
80/30 = 80 × 32/30 × 32 = 2560/960 - Add the two like fractions:
225/960 + 2560/960 = 225 + 2560/960 = 2785/960 - 2785/960 simplified gives 557/192
- So, 15/64 + 80/30 = 557/192
In mixed form: 2173/192
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/64+80/30 15/64+80/60 45/64+80/30 15/64+80/90 75/64+80/30