Add 42/84 and 35/50
42/84 + 35/50 is 6/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 50 is 2100
Next, find the equivalent fraction of both fractional numbers with denominator 2100 - For the 1st fraction, since 84 × 25 = 2100,
42/84 = 42 × 25/84 × 25 = 1050/2100 - Likewise, for the 2nd fraction, since 50 × 42 = 2100,
35/50 = 35 × 42/50 × 42 = 1470/2100 - Add the two like fractions:
1050/2100 + 1470/2100 = 1050 + 1470/2100 = 2520/2100 - 2520/2100 simplified gives 6/5
- So, 42/84 + 35/50 = 6/5
In mixed form: 11/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/84+70/50