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Add 28/7 and 4/90

1st number: 4 0/7, 2nd number: 4/90

28/7 + 4/90 is 182/45.

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,
    28/7 = 28 × 90/7 × 90 = 2520/630
  3. Likewise, for the 2nd fraction, since 90 × 7 = 630,
    4/90 = 4 × 7/90 × 7 = 28/630
  4. Add the two fractions:
    2520/630 + 28/630 = 2520 + 28/630 = 2548/630
  5. After reducing the fraction, the answer is 182/45
  6. In mixed form: 42/45

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