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Add 3/84 and 45/4

1st number: 3/84, 2nd number: 11 1/4

3/84 + 45/4 is 79/7.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 84 and 4 is 84
  2. For the 1st fraction, since 84 × 1 = 84,
    3/84 = 3 × 1/84 × 1 = 3/84
  3. Likewise, for the 2nd fraction, since 4 × 21 = 84,
    45/4 = 45 × 21/4 × 21 = 945/84
  4. Add the two fractions:
    3/84 + 945/84 = 3 + 945/84 = 948/84
  5. After reducing the fraction, the answer is 79/7
  6. In mixed form: 112/7

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