Add 9/5 and 30/84
1st number: 1 4/5, 2nd number: 30/84
9/5 + 30/84 is 151/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 84 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 5 × 84 = 420,
9/5 = 9 × 84/5 × 84 = 756/420 - Likewise, for the 2nd fraction, since 84 × 5 = 420,
30/84 = 30 × 5/84 × 5 = 150/420 - Add the two like fractions:
756/420 + 150/420 = 756 + 150/420 = 906/420 - 906/420 simplified gives 151/70
- So, 9/5 + 30/84 = 151/70
In mixed form: 211/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/5+30/84 9/5+60/84 9/10+30/84 27/5+30/84 9/5+90/84 9/15+30/84 45/5+30/84 9/25+30/84 63/5+30/84 9/35+30/84