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Add 15/70 and 48/60

15/70 + 48/60 is 71/70.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 60 is 420

    Next, find the equivalent fraction of both fractional numbers with denominator 420
  2. For the 1st fraction, since 70 × 6 = 420,
    15/70 = 15 × 6/70 × 6 = 90/420
  3. Likewise, for the 2nd fraction, since 60 × 7 = 420,
    48/60 = 48 × 7/60 × 7 = 336/420
  4. Add the two like fractions:
    90/420 + 336/420 = 90 + 336/420 = 426/420
  5. 426/420 simplified gives 71/70
  6. So, 15/70 + 48/60 = 71/70
    In mixed form: 11/70

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