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Add 2/20 and 21/24

2/20 + 21/24 is 39/40.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 24 is 120

    Next, find the equivalent fraction of both fractional numbers with denominator 120
  2. For the 1st fraction, since 20 × 6 = 120,
    2/20 = 2 × 6/20 × 6 = 12/120
  3. Likewise, for the 2nd fraction, since 24 × 5 = 120,
    21/24 = 21 × 5/24 × 5 = 105/120
  4. Add the two like fractions:
    12/120 + 105/120 = 12 + 105/120 = 117/120
  5. 117/120 simplified gives 39/40
  6. So, 2/20 + 21/24 = 39/40

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