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Add 21/28 and 45/5

1st number: 21/28, 2nd number: 9 0/5

21/28 + 45/5 is 39/4.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 5 is 140

    Next, find the equivalent fraction of both fractional numbers with denominator 140
  2. For the 1st fraction, since 28 × 5 = 140,
    21/28 = 21 × 5/28 × 5 = 105/140
  3. Likewise, for the 2nd fraction, since 5 × 28 = 140,
    45/5 = 45 × 28/5 × 28 = 1260/140
  4. Add the two like fractions:
    105/140 + 1260/140 = 105 + 1260/140 = 1365/140
  5. 1365/140 simplified gives 39/4
  6. So, 21/28 + 45/5 = 39/4
    In mixed form: 93/4

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