Add 7/90 and 16/36
7/90 + 16/36 is 47/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 36 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 90 × 2 = 180,
7/90 = 7 × 2/90 × 2 = 14/180 - Likewise, for the 2nd fraction, since 36 × 5 = 180,
16/36 = 16 × 5/36 × 5 = 80/180 - Add the two like fractions:
14/180 + 80/180 = 14 + 80/180 = 94/180 - 94/180 simplified gives 47/90
- So, 7/90 + 16/36 = 47/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/90+16/36 7/90+32/36 7/90+16/72 21/90+16/36 7/90+48/36 35/90+16/36 7/90+80/36 49/90+16/36