Add 70/25 and 12/36
1st number: 2 20/25, 2nd number: 12/36
70/25 + 12/36 is 47/15.
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,
12/36 = 12 × 25/36 × 25 = 300/900 - Add the two like fractions:
2520/900 + 300/900 = 2520 + 300/900 = 2820/900 - 2820/900 simplified gives 47/15
- So, 70/25 + 12/36 = 47/15
In mixed form: 32/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/25+24/36 70/50+12/36 70/25+12/72 70/75+12/36 70/25+60/36 70/25+84/36