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Add 10/20 and 24/90

10/20 + 24/90 is 23/30.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 90 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 20 × 9 = 180,
    10/20 = 10 × 9/20 × 9 = 90/180
  3. Likewise, for the 2nd fraction, since 90 × 2 = 180,
    24/90 = 24 × 2/90 × 2 = 48/180
  4. Add the two like fractions:
    90/180 + 48/180 = 90 + 48/180 = 138/180
  5. 138/180 simplified gives 23/30
  6. So, 10/20 + 24/90 = 23/30

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