Add 70/25 and 63/36
1st number: 2 20/25, 2nd number: 1 27/36
70/25 + 63/36 is 91/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 36 is 900
Next, find the equivalent fraction of both fractional numbers with denominator 900 - For the 1st fraction, since 25 × 36 = 900,
70/25 = 70 × 36/25 × 36 = 2520/900 - Likewise, for the 2nd fraction, since 36 × 25 = 900,
63/36 = 63 × 25/36 × 25 = 1575/900 - Add the two like fractions:
2520/900 + 1575/900 = 2520 + 1575/900 = 4095/900 - 4095/900 simplified gives 91/20
- So, 70/25 + 63/36 = 91/20
In mixed form: 411/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/50+63/36 70/25+63/72 70/75+63/36