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Add 18/7 and 42/45

1st number: 2 4/7, 2nd number: 42/45

18/7 + 42/45 is 368/105.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 7 and 45 is 315

    Next, find the equivalent fraction of both fractional numbers with denominator 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,
    42/45 = 42 × 7/45 × 7 = 294/315
  4. Add the two like fractions:
    810/315 + 294/315 = 810 + 294/315 = 1104/315
  5. 1104/315 simplified gives 368/105
  6. So, 18/7 + 42/45 = 368/105
    In mixed form: 353/105

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