Add 9/12 and 8/35
9/12 + 8/35 is 137/140.
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,
9/12 = 9 × 35/12 × 35 = 315/420 - Likewise, for the 2nd fraction, since 35 × 12 = 420,
8/35 = 8 × 12/35 × 12 = 96/420 - Add the two like fractions:
315/420 + 96/420 = 315 + 96/420 = 411/420 - 411/420 simplified gives 137/140
- So, 9/12 + 8/35 = 137/140
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/12+8/35 9/12+16/35 9/24+8/35 9/12+8/70 27/12+8/35 9/12+24/35 9/36+8/35 45/12+8/35 9/12+40/35 9/60+8/35 63/12+8/35 9/12+56/35 9/84+8/35