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Add 42/4 and 40/10

1st number: 10 2/4, 2nd number: 4 0/10

42/4 + 40/10 is 29/2.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 10 is 20

    Next, find the equivalent fraction of both fractional numbers with denominator 20
  2. For the 1st fraction, since 4 × 5 = 20,
    42/4 = 42 × 5/4 × 5 = 210/20
  3. Likewise, for the 2nd fraction, since 10 × 2 = 20,
    40/10 = 40 × 2/10 × 2 = 80/20
  4. Add the two like fractions:
    210/20 + 80/20 = 210 + 80/20 = 290/20
  5. 290/20 simplified gives 29/2
  6. So, 42/4 + 40/10 = 29/2
    In mixed form: 141/2

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