Add 36/84 and 49/80
36/84 + 49/80 is 583/560.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 80 is 1680
Next, find the equivalent fraction of both fractional numbers with denominator 1680 - For the 1st fraction, since 84 × 20 = 1680,
36/84 = 36 × 20/84 × 20 = 720/1680 - Likewise, for the 2nd fraction, since 80 × 21 = 1680,
49/80 = 49 × 21/80 × 21 = 1029/1680 - Add the two like fractions:
720/1680 + 1029/1680 = 720 + 1029/1680 = 1749/1680 - 1749/1680 simplified gives 583/560
- So, 36/84 + 49/80 = 583/560
In mixed form: 123/560
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/84+49/80 36/84+98/80