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Add 45/70 and 25/84

45/70 + 25/84 is 79/84.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 84 is 420

    Next, find the equivalent fraction of both fractional numbers with denominator 420
  2. For the 1st fraction, since 70 × 6 = 420,
    45/70 = 45 × 6/70 × 6 = 270/420
  3. Likewise, for the 2nd fraction, since 84 × 5 = 420,
    25/84 = 25 × 5/84 × 5 = 125/420
  4. Add the two like fractions:
    270/420 + 125/420 = 270 + 125/420 = 395/420
  5. 395/420 simplified gives 79/84
  6. So, 45/70 + 25/84 = 79/84

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