Add 42/36 and 80/25
1st number: 1 6/36, 2nd number: 3 5/25
42/36 + 80/25 is 131/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 25 is 900
Next, find the equivalent fraction of both fractional numbers with denominator 900 - For the 1st fraction, since 36 × 25 = 900,
42/36 = 42 × 25/36 × 25 = 1050/900 - Likewise, for the 2nd fraction, since 25 × 36 = 900,
80/25 = 80 × 36/25 × 36 = 2880/900 - Add the two like fractions:
1050/900 + 2880/900 = 1050 + 2880/900 = 3930/900 - 3930/900 simplified gives 131/30
- So, 42/36 + 80/25 = 131/30
In mixed form: 411/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/36+80/25 42/72+80/25 42/36+80/50 42/36+80/75