Add 90/12 and 1/35
1st number: 7 6/12, 2nd number: 1/35
90/12 + 1/35 is 527/70.
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,
90/12 = 90 × 35/12 × 35 = 3150/420 - Likewise, for the 2nd fraction, since 35 × 12 = 420,
1/35 = 1 × 12/35 × 12 = 12/420 - Add the two like fractions:
3150/420 + 12/420 = 3150 + 12/420 = 3162/420 - 3162/420 simplified gives 527/70
- So, 90/12 + 1/35 = 527/70
In mixed form: 737/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/12+2/35 90/24+1/35 90/12+1/70 90/12+3/35 90/36+1/35 90/12+5/35 90/60+1/35 90/12+7/35 90/84+1/35