Add 90/84 and 6/16
1st number: 1 6/84, 2nd number: 6/16
90/84 + 6/16 is 81/56.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 16 is 336
Next, find the equivalent fraction of both fractional numbers with denominator 336 - For the 1st fraction, since 84 × 4 = 336,
90/84 = 90 × 4/84 × 4 = 360/336 - Likewise, for the 2nd fraction, since 16 × 21 = 336,
6/16 = 6 × 21/16 × 21 = 126/336 - Add the two like fractions:
360/336 + 126/336 = 360 + 126/336 = 486/336 - 486/336 simplified gives 81/56
- So, 90/84 + 6/16 = 81/56
In mixed form: 125/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/84+12/16 90/84+6/32 90/84+18/16 90/84+6/48 90/84+30/16 90/84+6/80 90/84+42/16