Add 7/84 and 56/75
7/84 + 56/75 is 83/100.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 75 is 2100
Next, find the equivalent fraction of both fractional numbers with denominator 2100 - For the 1st fraction, since 84 × 25 = 2100,
7/84 = 7 × 25/84 × 25 = 175/2100 - Likewise, for the 2nd fraction, since 75 × 28 = 2100,
56/75 = 56 × 28/75 × 28 = 1568/2100 - Add the two like fractions:
175/2100 + 1568/2100 = 175 + 1568/2100 = 1743/2100 - 1743/2100 simplified gives 83/100
- So, 7/84 + 56/75 = 83/100
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/84+56/75 21/84+56/75 35/84+56/75 49/84+56/75