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Add 8/70 and 9/12

8/70 + 9/12 is 121/140.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 12 is 420

    Next, find the equivalent fraction of both fractional numbers with denominator 420
  2. For the 1st fraction, since 70 × 6 = 420,
    8/70 = 8 × 6/70 × 6 = 48/420
  3. Likewise, for the 2nd fraction, since 12 × 35 = 420,
    9/12 = 9 × 35/12 × 35 = 315/420
  4. Add the two like fractions:
    48/420 + 315/420 = 48 + 315/420 = 363/420
  5. 363/420 simplified gives 121/140
  6. So, 8/70 + 9/12 = 121/140

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