Add 84/25 and 36/42
1st number: 3 9/25, 2nd number: 36/42
84/25 + 36/42 is 738/175.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 42 is 1050
Next, find the equivalent fraction of both fractional numbers with denominator 1050 - For the 1st fraction, since 25 × 42 = 1050,
84/25 = 84 × 42/25 × 42 = 3528/1050 - Likewise, for the 2nd fraction, since 42 × 25 = 1050,
36/42 = 36 × 25/42 × 25 = 900/1050 - Add the two like fractions:
3528/1050 + 900/1050 = 3528 + 900/1050 = 4428/1050 - 4428/1050 simplified gives 738/175
- So, 84/25 + 36/42 = 738/175
In mixed form: 438/175
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/25+72/42 84/50+36/42 84/25+36/84 84/75+36/42