Add 15/16 and 30/84
15/16 + 30/84 is 145/112.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 84 is 336
Next, find the equivalent fraction of both fractional numbers with denominator 336 - For the 1st fraction, since 16 × 21 = 336,
15/16 = 15 × 21/16 × 21 = 315/336 - Likewise, for the 2nd fraction, since 84 × 4 = 336,
30/84 = 30 × 4/84 × 4 = 120/336 - Add the two like fractions:
315/336 + 120/336 = 315 + 120/336 = 435/336 - 435/336 simplified gives 145/112
- So, 15/16 + 30/84 = 145/112
In mixed form: 133/112
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/16+30/84 15/16+60/84 15/32+30/84 45/16+30/84 15/16+90/84 15/48+30/84 75/16+30/84 15/80+30/84