Add 16/12 and 45/80
1st number: 1 4/12, 2nd number: 45/80
16/12 + 45/80 is 91/48.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 80 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 12 × 20 = 240,
16/12 = 16 × 20/12 × 20 = 320/240 - Likewise, for the 2nd fraction, since 80 × 3 = 240,
45/80 = 45 × 3/80 × 3 = 135/240 - Add the two like fractions:
320/240 + 135/240 = 320 + 135/240 = 455/240 - 455/240 simplified gives 91/48
- So, 16/12 + 45/80 = 91/48
In mixed form: 143/48
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/12+45/80 16/12+90/80 16/24+45/80 48/12+45/80 16/36+45/80 80/12+45/80 16/60+45/80 16/84+45/80