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Add 40/16 and 42/10

1st number: 2 8/16, 2nd number: 4 2/10

40/16 + 42/10 is 67/10.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 16 and 10 is 80

    Next, find the equivalent fraction of both fractional numbers with denominator 80
  2. For the 1st fraction, since 16 × 5 = 80,
    40/16 = 40 × 5/16 × 5 = 200/80
  3. Likewise, for the 2nd fraction, since 10 × 8 = 80,
    42/10 = 42 × 8/10 × 8 = 336/80
  4. Add the two like fractions:
    200/80 + 336/80 = 200 + 336/80 = 536/80
  5. 536/80 simplified gives 67/10
  6. So, 40/16 + 42/10 = 67/10
    In mixed form: 67/10

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