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Add 90/45 and 20/7

1st number: 2 0/45, 2nd number: 2 6/7

90/45 + 20/7 is 34/7.

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,
    20/7 = 20 × 45/7 × 45 = 900/315
  4. Add the two like fractions:
    630/315 + 900/315 = 630 + 900/315 = 1530/315
  5. 1530/315 simplified gives 34/7
  6. So, 90/45 + 20/7 = 34/7
    In mixed form: 46/7

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