Add 98/5 and 15/54
1st number: 19 3/5, 2nd number: 15/54
98/5 + 15/54 is 1789/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 54 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 5 × 54 = 270,
98/5 = 98 × 54/5 × 54 = 5292/270 - Likewise, for the 2nd fraction, since 54 × 5 = 270,
15/54 = 15 × 5/54 × 5 = 75/270 - Add the two like fractions:
5292/270 + 75/270 = 5292 + 75/270 = 5367/270 - 5367/270 simplified gives 1789/90
- So, 98/5 + 15/54 = 1789/90
In mixed form: 1979/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/5+30/54 98/10+15/54 98/5+45/54 98/15+15/54 98/5+75/54 98/25+15/54 98/35+15/54