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Add 2/45 and 70/84

2/45 + 70/84 is 79/90.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 45 and 84 is 1260

    Next, find the equivalent fraction of both fractional numbers with denominator 1260
  2. For the 1st fraction, since 45 × 28 = 1260,
    2/45 = 2 × 28/45 × 28 = 56/1260
  3. Likewise, for the 2nd fraction, since 84 × 15 = 1260,
    70/84 = 70 × 15/84 × 15 = 1050/1260
  4. Add the two like fractions:
    56/1260 + 1050/1260 = 56 + 1050/1260 = 1106/1260
  5. 1106/1260 simplified gives 79/90
  6. So, 2/45 + 70/84 = 79/90

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