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Add 90/45 and 30/7

1st number: 2 0/45, 2nd number: 4 2/7

90/45 + 30/7 is 44/7.

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,
    90/45 = 90 × 7/45 × 7 = 630/315
  3. Likewise, for the 2nd fraction, since 7 × 45 = 315,
    30/7 = 30 × 45/7 × 45 = 1350/315
  4. Add the two like fractions:
    630/315 + 1350/315 = 630 + 1350/315 = 1980/315
  5. 1980/315 simplified gives 44/7
  6. So, 90/45 + 30/7 = 44/7
    In mixed form: 62/7

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