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Add 54/10 and 20/28

1st number: 5 4/10, 2nd number: 20/28

54/10 + 20/28 is 214/35.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 28 is 140

    Next, find the equivalent fraction of both fractional numbers with denominator 140
  2. For the 1st fraction, since 10 × 14 = 140,
    54/10 = 54 × 14/10 × 14 = 756/140
  3. Likewise, for the 2nd fraction, since 28 × 5 = 140,
    20/28 = 20 × 5/28 × 5 = 100/140
  4. Add the two like fractions:
    756/140 + 100/140 = 756 + 100/140 = 856/140
  5. 856/140 simplified gives 214/35
  6. So, 54/10 + 20/28 = 214/35
    In mixed form: 64/35

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