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Add 30/7 and 7/90

1st number: 4 2/7, 2nd number: 7/90

30/7 + 7/90 is 2749/630.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 7 and 90 is 630
  2. For the 1st fraction, since 7 × 90 = 630,
    30/7 = 30 × 90/7 × 90 = 2700/630
  3. Likewise, for the 2nd fraction, since 90 × 7 = 630,
    7/90 = 7 × 7/90 × 7 = 49/630
  4. Add the two fractions:
    2700/630 + 49/630 = 2700 + 49/630 = 2749/630
  5. In mixed form: 4229/630

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