Add 15/50 and 3/70
15/50 + 3/70 is 12/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 70 is 350
Next, find the equivalent fraction of both fractional numbers with denominator 350 - For the 1st fraction, since 50 × 7 = 350,
15/50 = 15 × 7/50 × 7 = 105/350 - Likewise, for the 2nd fraction, since 70 × 5 = 350,
3/70 = 3 × 5/70 × 5 = 15/350 - Add the two like fractions:
105/350 + 15/350 = 105 + 15/350 = 120/350 - 120/350 simplified gives 12/35
- So, 15/50 + 3/70 = 12/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/50+3/70 15/50+6/70 45/50+3/70 15/50+9/70 75/50+3/70 15/50+15/70 15/50+21/70