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Add 15/8 and 70/42

1st number: 1 7/8, 2nd number: 1 28/42

15/8 + 70/42 is 85/24.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 42 is 168
  2. For the 1st fraction, since 8 × 21 = 168,
    15/8 = 15 × 21/8 × 21 = 315/168
  3. Likewise, for the 2nd fraction, since 42 × 4 = 168,
    70/42 = 70 × 4/42 × 4 = 280/168
  4. Add the two fractions:
    315/168 + 280/168 = 315 + 280/168 = 595/168
  5. 595/168 simplified gives 85/24
  6. So, 15/8 + 70/42 = 85/24
    In mixed form: 313/24

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