Add 30/70 and 3/36
30/70 + 3/36 is 43/84.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 36 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 70 × 18 = 1260,
30/70 = 30 × 18/70 × 18 = 540/1260 - Likewise, for the 2nd fraction, since 36 × 35 = 1260,
3/36 = 3 × 35/36 × 35 = 105/1260 - Add the two like fractions:
540/1260 + 105/1260 = 540 + 105/1260 = 645/1260 - 645/1260 simplified gives 43/84
- So, 30/70 + 3/36 = 43/84
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