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Add 1/10 and 63/90

1/10 + 63/90 is 4/5.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 90 is 90
  2. For the 1st fraction, since 10 × 9 = 90,
    1/10 = 1 × 9/10 × 9 = 9/90
  3. Likewise, for the 2nd fraction, since 90 × 1 = 90,
    63/90 = 63 × 1/90 × 1 = 63/90
  4. Add the two fractions:
    9/90 + 63/90 = 9 + 63/90 = 72/90
  5. After reducing the fraction, the answer is 4/5

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