Add 14/12 and 12/70
1st number: 1 2/12, 2nd number: 12/70
14/12 + 12/70 is 281/210.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 70 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 12 × 35 = 420,
14/12 = 14 × 35/12 × 35 = 490/420 - Likewise, for the 2nd fraction, since 70 × 6 = 420,
12/70 = 12 × 6/70 × 6 = 72/420 - Add the two like fractions:
490/420 + 72/420 = 490 + 72/420 = 562/420 - 562/420 simplified gives 281/210
- So, 14/12 + 12/70 = 281/210
In mixed form: 171/210
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/12+12/70 14/12+24/70 14/24+12/70 42/12+12/70 14/12+36/70 14/36+12/70 70/12+12/70 14/12+60/70 14/60+12/70 98/12+12/70 14/12+84/70 14/84+12/70