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Add 75/84 and 1/10

75/84 + 1/10 is 139/140.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 84 and 10 is 420

    Next, find the equivalent fraction of both fractional numbers with denominator 420
  2. For the 1st fraction, since 84 × 5 = 420,
    75/84 = 75 × 5/84 × 5 = 375/420
  3. Likewise, for the 2nd fraction, since 10 × 42 = 420,
    1/10 = 1 × 42/10 × 42 = 42/420
  4. Add the two like fractions:
    375/420 + 42/420 = 375 + 42/420 = 417/420
  5. 417/420 simplified gives 139/140
  6. So, 75/84 + 1/10 = 139/140

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