Add 3/16 and 80/45
1st number: 3/16, 2nd number: 1 35/45
3/16 + 80/45 is 283/144.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 45 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 16 × 45 = 720,
3/16 = 3 × 45/16 × 45 = 135/720 - Likewise, for the 2nd fraction, since 45 × 16 = 720,
80/45 = 80 × 16/45 × 16 = 1280/720 - Add the two like fractions:
135/720 + 1280/720 = 135 + 1280/720 = 1415/720 - 1415/720 simplified gives 283/144
- So, 3/16 + 80/45 = 283/144
In mixed form: 1139/144
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/16+80/45 3/32+80/45 3/16+80/90 9/16+80/45 3/48+80/45 15/16+80/45 3/80+80/45 21/16+80/45