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Add 40/10 and 18/9

1st number: 4 0/10, 2nd number: 2 0/9

40/10 + 18/9 is 6/1.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 9 is 90

    Next, find the equivalent fraction of both fractional numbers with denominator 90
  2. For the 1st fraction, since 10 × 9 = 90,
    40/10 = 40 × 9/10 × 9 = 360/90
  3. Likewise, for the 2nd fraction, since 9 × 10 = 90,
    18/9 = 18 × 10/9 × 10 = 180/90
  4. Add the two like fractions:
    360/90 + 180/90 = 360 + 180/90 = 540/90
  5. 540/90 simplified gives 6/1
  6. So, 40/10 + 18/9 = 6/1

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