Add 6/84 and 45/75
6/84 + 45/75 is 47/70.
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,
6/84 = 6 × 25/84 × 25 = 150/2100 - Likewise, for the 2nd fraction, since 75 × 28 = 2100,
45/75 = 45 × 28/75 × 28 = 1260/2100 - Add the two like fractions:
150/2100 + 1260/2100 = 150 + 1260/2100 = 1410/2100 - 1410/2100 simplified gives 47/70
- So, 6/84 + 45/75 = 47/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/84+45/75 6/84+90/75 18/84+45/75 30/84+45/75 42/84+45/75