Add 54/84 and 30/16
1st number: 54/84, 2nd number: 1 14/16
54/84 + 30/16 is 141/56.
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,
54/84 = 54 × 4/84 × 4 = 216/336 - Likewise, for the 2nd fraction, since 16 × 21 = 336,
30/16 = 30 × 21/16 × 21 = 630/336 - Add the two like fractions:
216/336 + 630/336 = 216 + 630/336 = 846/336 - 846/336 simplified gives 141/56
- So, 54/84 + 30/16 = 141/56
In mixed form: 229/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/84+60/16 54/84+30/32 54/84+90/16 54/84+30/48 54/84+30/80