Add 12/75 and 18/70
12/75 + 18/70 is 73/175.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 70 is 1050
Next, find the equivalent fraction of both fractional numbers with denominator 1050 - For the 1st fraction, since 75 × 14 = 1050,
12/75 = 12 × 14/75 × 14 = 168/1050 - Likewise, for the 2nd fraction, since 70 × 15 = 1050,
18/70 = 18 × 15/70 × 15 = 270/1050 - Add the two like fractions:
168/1050 + 270/1050 = 168 + 270/1050 = 438/1050 - 438/1050 simplified gives 73/175
- So, 12/75 + 18/70 = 73/175
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/75+18/70 12/75+36/70 36/75+18/70 12/75+54/70 60/75+18/70 12/75+90/70 84/75+18/70