Add 20/90 and 49/6
1st number: 20/90, 2nd number: 8 1/6
20/90 + 49/6 is 151/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 6 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 90 × 1 = 90,
20/90 = 20 × 1/90 × 1 = 20/90 - Likewise, for the 2nd fraction, since 6 × 15 = 90,
49/6 = 49 × 15/6 × 15 = 735/90 - Add the two like fractions:
20/90 + 735/90 = 20 + 735/90 = 755/90 - 755/90 simplified gives 151/18
- So, 20/90 + 49/6 = 151/18
In mixed form: 87/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/90+49/6 20/90+98/6 20/90+49/12 60/90+49/6 20/90+49/18 20/90+49/30 20/90+49/42