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Add 6/10 and 42/80

6/10 + 42/80 is 9/8.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 80 is 80

    Next, find the equivalent fraction of both fractional numbers with denominator 80
  2. For the 1st fraction, since 10 × 8 = 80,
    6/10 = 6 × 8/10 × 8 = 48/80
  3. Likewise, for the 2nd fraction, since 80 × 1 = 80,
    42/80 = 42 × 1/80 × 1 = 42/80
  4. Add the two like fractions:
    48/80 + 42/80 = 48 + 42/80 = 90/80
  5. 90/80 simplified gives 9/8
  6. So, 6/10 + 42/80 = 9/8
    In mixed form: 11/8

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