Add 10/42 and 75/84
10/42 + 75/84 is 95/84.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 84 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 42 × 2 = 84,
10/42 = 10 × 2/42 × 2 = 20/84 - Likewise, for the 2nd fraction, since 84 × 1 = 84,
75/84 = 75 × 1/84 × 1 = 75/84 - Add the two like fractions:
20/84 + 75/84 = 20 + 75/84 = 95/84 - So, 10/42 + 75/84 = 95/84
In mixed form: 111/84
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/42+75/84 10/84+75/84 30/42+75/84 50/42+75/84 70/42+75/84