Add 8/12 and 7/70
8/12 + 7/70 is 23/30.
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,
8/12 = 8 × 35/12 × 35 = 280/420 - Likewise, for the 2nd fraction, since 70 × 6 = 420,
7/70 = 7 × 6/70 × 6 = 42/420 - Add the two like fractions:
280/420 + 42/420 = 280 + 42/420 = 322/420 - 322/420 simplified gives 23/30
- So, 8/12 + 7/70 = 23/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/12+7/70 8/12+14/70 8/24+7/70 24/12+7/70 8/12+21/70 8/36+7/70 40/12+7/70 8/12+35/70 8/60+7/70 56/12+7/70 8/12+49/70 8/84+7/70