Add 49/5 and 42/90
1st number: 9 4/5, 2nd number: 42/90
49/5 + 42/90 is 154/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 5 × 18 = 90,
49/5 = 49 × 18/5 × 18 = 882/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
42/90 = 42 × 1/90 × 1 = 42/90 - Add the two like fractions:
882/90 + 42/90 = 882 + 42/90 = 924/90 - 924/90 simplified gives 154/15
- So, 49/5 + 42/90 = 154/15
In mixed form: 104/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/5+42/90 49/5+84/90 49/10+42/90 49/15+42/90 49/25+42/90 49/35+42/90