Add 12/25 and 84/70
1st number: 12/25, 2nd number: 1 14/70
12/25 + 84/70 is 42/25.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 70 is 350
Next, find the equivalent fraction of both fractional numbers with denominator 350 - For the 1st fraction, since 25 × 14 = 350,
12/25 = 12 × 14/25 × 14 = 168/350 - Likewise, for the 2nd fraction, since 70 × 5 = 350,
84/70 = 84 × 5/70 × 5 = 420/350 - Add the two like fractions:
168/350 + 420/350 = 168 + 420/350 = 588/350 - 588/350 simplified gives 42/25
- So, 12/25 + 84/70 = 42/25
In mixed form: 117/25
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/25+84/70 12/50+84/70 36/25+84/70 12/75+84/70 60/25+84/70 84/25+84/70