Add 8/30 and 7/12
8/30 + 7/12 is 17/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 12 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 30 × 2 = 60,
8/30 = 8 × 2/30 × 2 = 16/60 - Likewise, for the 2nd fraction, since 12 × 5 = 60,
7/12 = 7 × 5/12 × 5 = 35/60 - Add the two like fractions:
16/60 + 35/60 = 16 + 35/60 = 51/60 - 51/60 simplified gives 17/20
- So, 8/30 + 7/12 = 17/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/30+7/12 8/30+14/12 8/60+7/12 8/30+7/24 24/30+7/12 8/30+21/12 8/90+7/12 8/30+7/36 40/30+7/12 8/30+35/12 8/30+7/60 56/30+7/12 8/30+49/12 8/30+7/84