Add 12/18 and 10/56
12/18 + 10/56 is 71/84.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 56 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 18 × 28 = 504,
12/18 = 12 × 28/18 × 28 = 336/504 - Likewise, for the 2nd fraction, since 56 × 9 = 504,
10/56 = 10 × 9/56 × 9 = 90/504 - Add the two like fractions:
336/504 + 90/504 = 336 + 90/504 = 426/504 - 426/504 simplified gives 71/84
- So, 12/18 + 10/56 = 71/84
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/18+10/56 12/18+20/56 12/36+10/56 36/18+10/56 12/18+30/56 12/54+10/56 60/18+10/56 12/18+50/56 12/90+10/56 84/18+10/56 12/18+70/56