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Add 30/42 and 72/8

1st number: 30/42, 2nd number: 9 0/8

30/42 + 72/8 is 68/7.

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,
    30/42 = 30 × 4/42 × 4 = 120/168
  3. Likewise, for the 2nd fraction, since 8 × 21 = 168,
    72/8 = 72 × 21/8 × 21 = 1512/168
  4. Add the two fractions:
    120/168 + 1512/168 = 120 + 1512/168 = 1632/168
  5. 1632/168 simplified gives 68/7
  6. So, 30/42 + 72/8 = 68/7
    In mixed form: 95/7

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