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Add 15/7 and 1/90

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

15/7 + 1/90 is 1357/630.

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,
    15/7 = 15 × 90/7 × 90 = 1350/630
  3. Likewise, for the 2nd fraction, since 90 × 7 = 630,
    1/90 = 1 × 7/90 × 7 = 7/630
  4. Add the two fractions:
    1350/630 + 7/630 = 1350 + 7/630 = 1357/630
  5. So, 15/7 + 1/90 = 1357/630
    In mixed form: 297/630

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