Add 16/90 and 49/12
1st number: 16/90, 2nd number: 4 1/12
16/90 + 49/12 is 767/180.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 12 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 90 × 2 = 180,
16/90 = 16 × 2/90 × 2 = 32/180 - Likewise, for the 2nd fraction, since 12 × 15 = 180,
49/12 = 49 × 15/12 × 15 = 735/180 - Add the two like fractions:
32/180 + 735/180 = 32 + 735/180 = 767/180 - So, 16/90 + 49/12 = 767/180
In mixed form: 447/180
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/90+49/12 16/90+98/12 16/90+49/24 48/90+49/12 16/90+49/36 80/90+49/12 16/90+49/60 16/90+49/84