Add 7/75 and 45/84
7/75 + 45/84 is 1321/2100.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 84 is 2100
Next, find the equivalent fraction of both fractional numbers with denominator 2100 - For the 1st fraction, since 75 × 28 = 2100,
7/75 = 7 × 28/75 × 28 = 196/2100 - Likewise, for the 2nd fraction, since 84 × 25 = 2100,
45/84 = 45 × 25/84 × 25 = 1125/2100 - Add the two like fractions:
196/2100 + 1125/2100 = 196 + 1125/2100 = 1321/2100 - So, 7/75 + 45/84 = 1321/2100
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/75+45/84 7/75+90/84 21/75+45/84 35/75+45/84 49/75+45/84