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Add 42/35 and 18/90

1st number: 1 7/35, 2nd number: 18/90

42/35 + 18/90 is 7/5.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 35 and 90 is 630
  2. For the 1st fraction, since 35 × 18 = 630,
    42/35 = 42 × 18/35 × 18 = 756/630
  3. Likewise, for the 2nd fraction, since 90 × 7 = 630,
    18/90 = 18 × 7/90 × 7 = 126/630
  4. Add the two fractions:
    756/630 + 126/630 = 756 + 126/630 = 882/630
  5. 882/630 simplified gives 7/5
  6. So, 42/35 + 18/90 = 7/5
    In mixed form: 12/5

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