Add 90/5 and 98/84
1st number: 18 0/5, 2nd number: 1 14/84
90/5 + 98/84 is 115/6.
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,
98/84 = 98 × 5/84 × 5 = 490/420 - Add the two like fractions:
7560/420 + 490/420 = 7560 + 490/420 = 8050/420 - 8050/420 simplified gives 115/6
- So, 90/5 + 98/84 = 115/6
In mixed form: 191/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/10+98/84 90/15+98/84 90/25+98/84 90/35+98/84