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Add 7/30 and 42/45

7/30 + 42/45 is 7/6.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 45 is 90

    Next, find the equivalent fraction of both fractional numbers with denominator 90
  2. For the 1st fraction, since 30 × 3 = 90,
    7/30 = 7 × 3/30 × 3 = 21/90
  3. Likewise, for the 2nd fraction, since 45 × 2 = 90,
    42/45 = 42 × 2/45 × 2 = 84/90
  4. Add the two like fractions:
    21/90 + 84/90 = 21 + 84/90 = 105/90
  5. 105/90 simplified gives 7/6
  6. So, 7/30 + 42/45 = 7/6
    In mixed form: 11/6

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