Add 8/4 and 30/84
1st number: 2 0/4, 2nd number: 30/84
8/4 + 30/84 is 33/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 84 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 4 × 21 = 84,
8/4 = 8 × 21/4 × 21 = 168/84 - Likewise, for the 2nd fraction, since 84 × 1 = 84,
30/84 = 30 × 1/84 × 1 = 30/84 - Add the two like fractions:
168/84 + 30/84 = 168 + 30/84 = 198/84 - 198/84 simplified gives 33/14
- So, 8/4 + 30/84 = 33/14
In mixed form: 25/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/4+30/84 8/4+60/84 24/4+30/84 8/4+90/84 8/12+30/84 40/4+30/84 8/20+30/84 56/4+30/84 8/28+30/84