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Add 42/24 and 9/45

1st number: 1 18/24, 2nd number: 9/45

42/24 + 9/45 is 39/20.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 24 and 45 is 360
  2. For the 1st fraction, since 24 × 15 = 360,
    42/24 = 42 × 15/24 × 15 = 630/360
  3. Likewise, for the 2nd fraction, since 45 × 8 = 360,
    9/45 = 9 × 8/45 × 8 = 72/360
  4. Add the two fractions:
    630/360 + 72/360 = 630 + 72/360 = 702/360
  5. 702/360 simplified gives 39/20
  6. So, 42/24 + 9/45 = 39/20
    In mixed form: 119/20

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