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Add 45/7 and 15/90

1st number: 6 3/7, 2nd number: 15/90

45/7 + 15/90 is 277/42.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 7 and 90 is 630

    Next, find the equivalent fraction of both fractional numbers with denominator 630
  2. For the 1st fraction, since 7 × 90 = 630,
    45/7 = 45 × 90/7 × 90 = 4050/630
  3. Likewise, for the 2nd fraction, since 90 × 7 = 630,
    15/90 = 15 × 7/90 × 7 = 105/630
  4. Add the two like fractions:
    4050/630 + 105/630 = 4050 + 105/630 = 4155/630
  5. 4155/630 simplified gives 277/42
  6. So, 45/7 + 15/90 = 277/42
    In mixed form: 625/42

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