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Add 40/45 and 21/6

1st number: 40/45, 2nd number: 3 3/6

40/45 + 21/6 is 79/18.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 45 and 6 is 90

    Next, find the equivalent fraction of both fractional numbers with denominator 90
  2. For the 1st fraction, since 45 × 2 = 90,
    40/45 = 40 × 2/45 × 2 = 80/90
  3. Likewise, for the 2nd fraction, since 6 × 15 = 90,
    21/6 = 21 × 15/6 × 15 = 315/90
  4. Add the two like fractions:
    80/90 + 315/90 = 80 + 315/90 = 395/90
  5. 395/90 simplified gives 79/18
  6. So, 40/45 + 21/6 = 79/18
    In mixed form: 47/18

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