Add 7/27 and 10/84
7/27 + 10/84 is 143/378.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 84 is 756
Next, find the equivalent fraction of both fractional numbers with denominator 756 - For the 1st fraction, since 27 × 28 = 756,
7/27 = 7 × 28/27 × 28 = 196/756 - Likewise, for the 2nd fraction, since 84 × 9 = 756,
10/84 = 10 × 9/84 × 9 = 90/756 - Add the two like fractions:
196/756 + 90/756 = 196 + 90/756 = 286/756 - 286/756 simplified gives 143/378
- So, 7/27 + 10/84 = 143/378
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/27+10/84 7/27+20/84 7/54+10/84 21/27+10/84 7/27+30/84 7/81+10/84 35/27+10/84 7/27+50/84 49/27+10/84 7/27+70/84