Add 36/54 and 25/42
36/54 + 25/42 is 53/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 42 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 54 × 7 = 378,
36/54 = 36 × 7/54 × 7 = 252/378 - Likewise, for the 2nd fraction, since 42 × 9 = 378,
25/42 = 25 × 9/42 × 9 = 225/378 - Add the two like fractions:
252/378 + 225/378 = 252 + 225/378 = 477/378 - 477/378 simplified gives 53/42
- So, 36/54 + 25/42 = 53/42
In mixed form: 111/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/54+25/42 36/54+50/42 36/54+25/84 36/54+75/42