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Add 42/16 and 4/10

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

42/16 + 4/10 is 121/40.

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,
    42/16 = 42 × 5/16 × 5 = 210/80
  3. Likewise, for the 2nd fraction, since 10 × 8 = 80,
    4/10 = 4 × 8/10 × 8 = 32/80
  4. Add the two like fractions:
    210/80 + 32/80 = 210 + 32/80 = 242/80
  5. 242/80 simplified gives 121/40
  6. So, 42/16 + 4/10 = 121/40
    In mixed form: 31/40

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