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Add 1/10 and 40/28

1st number: 1/10, 2nd number: 1 12/28

1/10 + 40/28 is 107/70.

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,
    1/10 = 1 × 14/10 × 14 = 14/140
  3. Likewise, for the 2nd fraction, since 28 × 5 = 140,
    40/28 = 40 × 5/28 × 5 = 200/140
  4. Add the two like fractions:
    14/140 + 200/140 = 14 + 200/140 = 214/140
  5. 214/140 simplified gives 107/70
  6. So, 1/10 + 40/28 = 107/70
    In mixed form: 137/70

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