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Add 72/8 and 42/40

1st number: 9 0/8, 2nd number: 1 2/40

72/8 + 42/40 is 201/20.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 40 is 40
  2. For the 1st fraction, since 8 × 5 = 40,
    72/8 = 72 × 5/8 × 5 = 360/40
  3. Likewise, for the 2nd fraction, since 40 × 1 = 40,
    42/40 = 42 × 1/40 × 1 = 42/40
  4. Add the two fractions:
    360/40 + 42/40 = 360 + 42/40 = 402/40
  5. 402/40 simplified gives 201/20
  6. So, 72/8 + 42/40 = 201/20
    In mixed form: 101/20

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