Add 16/12 and 90/35
1st number: 1 4/12, 2nd number: 2 20/35
16/12 + 90/35 is 82/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 35 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 12 × 35 = 420,
16/12 = 16 × 35/12 × 35 = 560/420 - Likewise, for the 2nd fraction, since 35 × 12 = 420,
90/35 = 90 × 12/35 × 12 = 1080/420 - Add the two like fractions:
560/420 + 1080/420 = 560 + 1080/420 = 1640/420 - 1640/420 simplified gives 82/21
- So, 16/12 + 90/35 = 82/21
In mixed form: 319/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/12+90/35 16/24+90/35 16/12+90/70 48/12+90/35 16/36+90/35 80/12+90/35 16/60+90/35 16/84+90/35