Add 35/3 and 15/80, Solve 11 2/3 + 15/80 as a fraction

Add 35/3 and 15/80

1^st number: 11 2/3, 2^nd number: 15/80

35/3 + 15/80 is 569/48.

Find the least common denominator or LCM of the two denominators:
LCM of 3 and 80 is 240

Next, find the equivalent fraction of both fractional numbers with denominator 240
For the 1st fraction, since 3 × 80 = 240,
35/3 = 35 × 80/3 × 80 = 2800/240
Likewise, for the 2nd fraction, since 80 × 3 = 240,
15/80 = 15 × 3/80 × 3 = 45/240
Add the two like fractions:
2800/240 + 45/240 = 2800 + 45/240 = 2845/240
2845/240 simplified gives 569/48
So, 35/3 + 15/80 = 569/48
In mixed form: 1141/48

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad