Add 1/30 and 7/84
1/30 + 7/84 is 7/60.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 84 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 30 × 14 = 420,
1/30 = 1 × 14/30 × 14 = 14/420 - Likewise, for the 2nd fraction, since 84 × 5 = 420,
7/84 = 7 × 5/84 × 5 = 35/420 - Add the two like fractions:
14/420 + 35/420 = 14 + 35/420 = 49/420 - 49/420 simplified gives 7/60
- So, 1/30 + 7/84 = 7/60
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/30+7/84 1/30+14/84 1/60+7/84 3/30+7/84 1/30+21/84 1/90+7/84 5/30+7/84 1/30+35/84 7/30+7/84 1/30+49/84