Add 24/36 and 40/70
24/36 + 40/70 is 26/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 70 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 36 × 35 = 1260,
24/36 = 24 × 35/36 × 35 = 840/1260 - Likewise, for the 2nd fraction, since 70 × 18 = 1260,
40/70 = 40 × 18/70 × 18 = 720/1260 - Add the two like fractions:
840/1260 + 720/1260 = 840 + 720/1260 = 1560/1260 - 1560/1260 simplified gives 26/21
- So, 24/36 + 40/70 = 26/21
In mixed form: 15/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 48/36+40/70 24/36+80/70 24/72+40/70 72/36+40/70