Add 80/50 and 45/64
1st number: 1 30/50, 2nd number: 45/64
80/50 + 45/64 is 737/320.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 64 is 1600
Next, find the equivalent fraction of both fractional numbers with denominator 1600 - For the 1st fraction, since 50 × 32 = 1600,
80/50 = 80 × 32/50 × 32 = 2560/1600 - Likewise, for the 2nd fraction, since 64 × 25 = 1600,
45/64 = 45 × 25/64 × 25 = 1125/1600 - Add the two like fractions:
2560/1600 + 1125/1600 = 2560 + 1125/1600 = 3685/1600 - 3685/1600 simplified gives 737/320
- So, 80/50 + 45/64 = 737/320
In mixed form: 297/320
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/50+90/64