Add 90/10 and 98/84
1st number: 9 0/10, 2nd number: 1 14/84
90/10 + 98/84 is 61/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 84 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 10 × 42 = 420,
90/10 = 90 × 42/10 × 42 = 3780/420 - Likewise, for the 2nd fraction, since 84 × 5 = 420,
98/84 = 98 × 5/84 × 5 = 490/420 - Add the two like fractions:
3780/420 + 490/420 = 3780 + 490/420 = 4270/420 - 4270/420 simplified gives 61/6
- So, 90/10 + 98/84 = 61/6
In mixed form: 101/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/20+98/84 90/30+98/84 90/50+98/84 90/70+98/84