Add 90/5 and 24/84
1st number: 18 0/5, 2nd number: 24/84
90/5 + 24/84 is 128/7.
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,
90/5 = 90 × 84/5 × 84 = 7560/420 - Likewise, for the 2nd fraction, since 84 × 5 = 420,
24/84 = 24 × 5/84 × 5 = 120/420 - Add the two like fractions:
7560/420 + 120/420 = 7560 + 120/420 = 7680/420 - 7680/420 simplified gives 128/7
- So, 90/5 + 24/84 = 128/7
In mixed form: 182/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/5+48/84 90/10+24/84 90/5+72/84 90/15+24/84 90/25+24/84 90/35+24/84