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Add 21/9 and 75/40

1st number: 2 3/9, 2nd number: 1 35/40

21/9 + 75/40 is 101/24.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 9 and 40 is 360

    Next, find the equivalent fraction of both fractional numbers with denominator 360
  2. For the 1st fraction, since 9 × 40 = 360,
    21/9 = 21 × 40/9 × 40 = 840/360
  3. Likewise, for the 2nd fraction, since 40 × 9 = 360,
    75/40 = 75 × 9/40 × 9 = 675/360
  4. Add the two like fractions:
    840/360 + 675/360 = 840 + 675/360 = 1515/360
  5. 1515/360 simplified gives 101/24
  6. So, 21/9 + 75/40 = 101/24
    In mixed form: 45/24

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