Add 12/14 and 8/80
12/14 + 8/80 is 67/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 80 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 14 × 40 = 560,
12/14 = 12 × 40/14 × 40 = 480/560 - Likewise, for the 2nd fraction, since 80 × 7 = 560,
8/80 = 8 × 7/80 × 7 = 56/560 - Add the two like fractions:
480/560 + 56/560 = 480 + 56/560 = 536/560 - 536/560 simplified gives 67/70
- So, 12/14 + 8/80 = 67/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/14+8/80 12/14+16/80 12/28+8/80 36/14+8/80 12/14+24/80 12/42+8/80 60/14+8/80 12/14+40/80 12/70+8/80 84/14+8/80 12/14+56/80 12/98+8/80