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Add 18/42 and 70/8

1st number: 18/42, 2nd number: 8 6/8

18/42 + 70/8 is 257/28.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 8 is 168
  2. For the 1st fraction, since 42 × 4 = 168,
    18/42 = 18 × 4/42 × 4 = 72/168
  3. Likewise, for the 2nd fraction, since 8 × 21 = 168,
    70/8 = 70 × 21/8 × 21 = 1470/168
  4. Add the two fractions:
    72/168 + 1470/168 = 72 + 1470/168 = 1542/168
  5. 1542/168 simplified gives 257/28
  6. So, 18/42 + 70/8 = 257/28
    In mixed form: 95/28

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