Add 20/25 and 10/70
20/25 + 10/70 is 33/35.
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,
20/25 = 20 × 14/25 × 14 = 280/350 - Likewise, for the 2nd fraction, since 70 × 5 = 350,
10/70 = 10 × 5/70 × 5 = 50/350 - Add the two like fractions:
280/350 + 50/350 = 280 + 50/350 = 330/350 - 330/350 simplified gives 33/35
- So, 20/25 + 10/70 = 33/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/25+10/70 20/25+20/70 20/50+10/70 60/25+10/70 20/25+30/70 20/75+10/70 20/25+50/70