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Add 48/18 and 70/21

1st number: 2 12/18, 2nd number: 3 7/21

48/18 + 70/21 is 6/1.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 21 is 126

    Next, find the equivalent fraction of both fractional numbers with denominator 126
  2. For the 1st fraction, since 18 × 7 = 126,
    48/18 = 48 × 7/18 × 7 = 336/126
  3. Likewise, for the 2nd fraction, since 21 × 6 = 126,
    70/21 = 70 × 6/21 × 6 = 420/126
  4. Add the two like fractions:
    336/126 + 420/126 = 336 + 420/126 = 756/126
  5. 756/126 simplified gives 6/1
  6. So, 48/18 + 70/21 = 6/1

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