Add 45/12 and 8/35
1st number: 3 9/12, 2nd number: 8/35
45/12 + 8/35 is 557/140.
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,
45/12 = 45 × 35/12 × 35 = 1575/420 - Likewise, for the 2nd fraction, since 35 × 12 = 420,
8/35 = 8 × 12/35 × 12 = 96/420 - Add the two like fractions:
1575/420 + 96/420 = 1575 + 96/420 = 1671/420 - 1671/420 simplified gives 557/140
- So, 45/12 + 8/35 = 557/140
In mixed form: 3137/140
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/12+8/35 45/12+16/35 45/24+8/35 45/12+8/70 45/12+24/35 45/36+8/35 45/12+40/35 45/60+8/35 45/12+56/35 45/84+8/35