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Add 42/8 and 45/84

1st number: 5 2/8, 2nd number: 45/84

42/8 + 45/84 is 81/14.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 84 is 168
  2. For the 1st fraction, since 8 × 21 = 168,
    42/8 = 42 × 21/8 × 21 = 882/168
  3. Likewise, for the 2nd fraction, since 84 × 2 = 168,
    45/84 = 45 × 2/84 × 2 = 90/168
  4. Add the two fractions:
    882/168 + 90/168 = 882 + 90/168 = 972/168
  5. 972/168 simplified gives 81/14
  6. So, 42/8 + 45/84 = 81/14
    In mixed form: 511/14

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