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Add 63/10 and 9/72

1st number: 6 3/10, 2nd number: 9/72

63/10 + 9/72 is 257/40.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 72 is 360

    Next, find the equivalent fraction of both fractional numbers with denominator 360
  2. For the 1st fraction, since 10 × 36 = 360,
    63/10 = 63 × 36/10 × 36 = 2268/360
  3. Likewise, for the 2nd fraction, since 72 × 5 = 360,
    9/72 = 9 × 5/72 × 5 = 45/360
  4. Add the two like fractions:
    2268/360 + 45/360 = 2268 + 45/360 = 2313/360
  5. 2313/360 simplified gives 257/40
  6. So, 63/10 + 9/72 = 257/40
    In mixed form: 617/40

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