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Add 36/72 and 42/40

1st number: 36/72, 2nd number: 1 2/40

36/72 + 42/40 is 31/20.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 72 and 40 is 360
  2. For the 1st fraction, since 72 × 5 = 360,
    36/72 = 36 × 5/72 × 5 = 180/360
  3. Likewise, for the 2nd fraction, since 40 × 9 = 360,
    42/40 = 42 × 9/40 × 9 = 378/360
  4. Add the two fractions:
    180/360 + 378/360 = 180 + 378/360 = 558/360
  5. 558/360 simplified gives 31/20
  6. So, 36/72 + 42/40 = 31/20
    In mixed form: 111/20

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