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Add 6/40 and 21/10

1st number: 6/40, 2nd number: 2 1/10

6/40 + 21/10 is 9/4.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 40 and 10 is 40

    Next, find the equivalent fraction of both fractional numbers with denominator 40
  2. For the 1st fraction, since 40 × 1 = 40,
    6/40 = 6 × 1/40 × 1 = 6/40
  3. Likewise, for the 2nd fraction, since 10 × 4 = 40,
    21/10 = 21 × 4/10 × 4 = 84/40
  4. Add the two like fractions:
    6/40 + 84/40 = 6 + 84/40 = 90/40
  5. 90/40 simplified gives 9/4
  6. So, 6/40 + 21/10 = 9/4
    In mixed form: 21/4

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