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Add 40/45 and 18/7

1st number: 40/45, 2nd number: 2 4/7

40/45 + 18/7 is 218/63.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 315
  2. For the 1st fraction, since 45 × 7 = 315,
    40/45 = 40 × 7/45 × 7 = 280/315
  3. Likewise, for the 2nd fraction, since 7 × 45 = 315,
    18/7 = 18 × 45/7 × 45 = 810/315
  4. Add the two like fractions:
    280/315 + 810/315 = 280 + 810/315 = 1090/315
  5. 1090/315 simplified gives 218/63
  6. So, 40/45 + 18/7 = 218/63
    In mixed form: 329/63

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