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Add 90/42 and 4/70

1st number: 2 6/42, 2nd number: 4/70

90/42 + 4/70 is 11/5.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 70 is 210
  2. For the 1st fraction, since 42 × 5 = 210,
    90/42 = 90 × 5/42 × 5 = 450/210
  3. Likewise, for the 2nd fraction, since 70 × 3 = 210,
    4/70 = 4 × 3/70 × 3 = 12/210
  4. Add the two fractions:
    450/210 + 12/210 = 450 + 12/210 = 462/210
  5. 462/210 simplified gives 11/5
  6. So, 90/42 + 4/70 = 11/5
    In mixed form: 21/5

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