Add 27/36 and 12/70
27/36 + 12/70 is 129/140.
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,
27/36 = 27 × 35/36 × 35 = 945/1260 - Likewise, for the 2nd fraction, since 70 × 18 = 1260,
12/70 = 12 × 18/70 × 18 = 216/1260 - Add the two like fractions:
945/1260 + 216/1260 = 945 + 216/1260 = 1161/1260 - 1161/1260 simplified gives 129/140
- So, 27/36 + 12/70 = 129/140
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