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Add 18/7 and 4/45

1st number: 2 4/7, 2nd number: 4/45

18/7 + 4/45 is 838/315.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 7 and 45 is 315
  2. For the 1st fraction, since 7 × 45 = 315,
    18/7 = 18 × 45/7 × 45 = 810/315
  3. Likewise, for the 2nd fraction, since 45 × 7 = 315,
    4/45 = 4 × 7/45 × 7 = 28/315
  4. Add the two fractions:
    810/315 + 28/315 = 810 + 28/315 = 838/315
  5. In mixed form: 2208/315

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