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Add 16/40 and 98/21

1st number: 16/40, 2nd number: 4 14/21

16/40 + 98/21 is 76/15.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 40 and 21 is 840

    Next, find the equivalent fraction of both fractional numbers with denominator 840
  2. For the 1st fraction, since 40 × 21 = 840,
    16/40 = 16 × 21/40 × 21 = 336/840
  3. Likewise, for the 2nd fraction, since 21 × 40 = 840,
    98/21 = 98 × 40/21 × 40 = 3920/840
  4. Add the two like fractions:
    336/840 + 3920/840 = 336 + 3920/840 = 4256/840
  5. 4256/840 simplified gives 76/15
  6. So, 16/40 + 98/21 = 76/15
    In mixed form: 51/15

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