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Add 2/36 and 21/40

2/36 + 21/40 is 209/360.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 36 and 40 is 360
  2. For the 1st fraction, since 36 × 10 = 360,
    2/36 = 2 × 10/36 × 10 = 20/360
  3. Likewise, for the 2nd fraction, since 40 × 9 = 360,
    21/40 = 21 × 9/40 × 9 = 189/360
  4. Add the two fractions:
    20/360 + 189/360 = 20 + 189/360 = 209/360

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