Add 5/10 and 7/84
5/10 + 7/84 is 7/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 84 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 10 × 42 = 420,
5/10 = 5 × 42/10 × 42 = 210/420 - Likewise, for the 2nd fraction, since 84 × 5 = 420,
7/84 = 7 × 5/84 × 5 = 35/420 - Add the two like fractions:
210/420 + 35/420 = 210 + 35/420 = 245/420 - 245/420 simplified gives 7/12
- So, 5/10 + 7/84 = 7/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 5/10+14/84 5/20+7/84 15/10+7/84 5/10+21/84 5/30+7/84 25/10+7/84 5/10+35/84 5/50+7/84 35/10+7/84 5/10+49/84 5/70+7/84