Add 12/36 and 12/70
12/36 + 12/70 is 53/105.
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,
12/36 = 12 × 35/36 × 35 = 420/1260 - Likewise, for the 2nd fraction, since 70 × 18 = 1260,
12/70 = 12 × 18/70 × 18 = 216/1260 - Add the two like fractions:
420/1260 + 216/1260 = 420 + 216/1260 = 636/1260 - 636/1260 simplified gives 53/105
- So, 12/36 + 12/70 = 53/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/36+12/70 12/36+24/70 12/72+12/70 12/36+36/70 60/36+12/70 12/36+60/70 84/36+12/70 12/36+84/70