Add 18/70 and 20/24
18/70 + 20/24 is 229/210.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 24 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 70 × 12 = 840,
18/70 = 18 × 12/70 × 12 = 216/840 - Likewise, for the 2nd fraction, since 24 × 35 = 840,
20/24 = 20 × 35/24 × 35 = 700/840 - Add the two like fractions:
216/840 + 700/840 = 216 + 700/840 = 916/840 - 916/840 simplified gives 229/210
- So, 18/70 + 20/24 = 229/210
In mixed form: 119/210
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/70+20/24 18/70+40/24 18/70+20/48 54/70+20/24 18/70+60/24 18/70+20/72 90/70+20/24