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Add 45/8 and 20/42

1st number: 5 5/8, 2nd number: 20/42

45/8 + 20/42 is 1025/168.

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,
    45/8 = 45 × 21/8 × 21 = 945/168
  3. Likewise, for the 2nd fraction, since 42 × 4 = 168,
    20/42 = 20 × 4/42 × 4 = 80/168
  4. Add the two fractions:
    945/168 + 80/168 = 945 + 80/168 = 1025/168
  5. In mixed form: 617/168

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