Add 98/18 and 84/10
1st number: 5 8/18, 2nd number: 8 4/10
98/18 + 84/10 is 623/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 10 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 18 × 5 = 90,
98/18 = 98 × 5/18 × 5 = 490/90 - Likewise, for the 2nd fraction, since 10 × 9 = 90,
84/10 = 84 × 9/10 × 9 = 756/90 - Add the two like fractions:
490/90 + 756/90 = 490 + 756/90 = 1246/90 - 1246/90 simplified gives 623/45
- So, 98/18 + 84/10 = 623/45
In mixed form: 1338/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/36+84/10 98/18+84/20 98/54+84/10 98/18+84/30 98/90+84/10 98/18+84/50 98/18+84/70