Add 25/42 and 30/35
25/42 + 30/35 is 61/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 35 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 42 × 5 = 210,
25/42 = 25 × 5/42 × 5 = 125/210 - Likewise, for the 2nd fraction, since 35 × 6 = 210,
30/35 = 30 × 6/35 × 6 = 180/210 - Add the two like fractions:
125/210 + 180/210 = 125 + 180/210 = 305/210 - 305/210 simplified gives 61/42
- So, 25/42 + 30/35 = 61/42
In mixed form: 119/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/42+30/35 25/42+60/35 25/84+30/35 25/42+30/70 75/42+30/35 25/42+90/35