Add 90/16 and 84/8
1st number: 5 10/16, 2nd number: 10 4/8
90/16 + 84/8 is 129/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 8 is 16
Next, find the equivalent fraction of both fractional numbers with denominator 16 - For the 1st fraction, since 16 × 1 = 16,
90/16 = 90 × 1/16 × 1 = 90/16 - Likewise, for the 2nd fraction, since 8 × 2 = 16,
84/8 = 84 × 2/8 × 2 = 168/16 - Add the two like fractions:
90/16 + 168/16 = 90 + 168/16 = 258/16 - 258/16 simplified gives 129/8
- So, 90/16 + 84/8 = 129/8
In mixed form: 161/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/32+84/8 90/16+84/16 90/48+84/8 90/16+84/24 90/80+84/8 90/16+84/40 90/16+84/56