Add 14/80 and 49/45
1st number: 14/80, 2nd number: 1 4/45
14/80 + 49/45 is 91/72.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 45 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 80 × 9 = 720,
14/80 = 14 × 9/80 × 9 = 126/720 - Likewise, for the 2nd fraction, since 45 × 16 = 720,
49/45 = 49 × 16/45 × 16 = 784/720 - Add the two like fractions:
126/720 + 784/720 = 126 + 784/720 = 910/720 - 910/720 simplified gives 91/72
- So, 14/80 + 49/45 = 91/72
In mixed form: 119/72
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/80+49/45 14/80+98/45 14/80+49/90 42/80+49/45 70/80+49/45 98/80+49/45