Add 16/84 and 30/5
1st number: 16/84, 2nd number: 6 0/5
16/84 + 30/5 is 130/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 5 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 84 × 5 = 420,
16/84 = 16 × 5/84 × 5 = 80/420 - Likewise, for the 2nd fraction, since 5 × 84 = 420,
30/5 = 30 × 84/5 × 84 = 2520/420 - Add the two like fractions:
80/420 + 2520/420 = 80 + 2520/420 = 2600/420 - 2600/420 simplified gives 130/21
- So, 16/84 + 30/5 = 130/21
In mixed form: 64/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/84+30/5 16/84+60/5 16/84+30/10 48/84+30/5 16/84+90/5 16/84+30/15 80/84+30/5 16/84+30/25 16/84+30/35