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Add 4/42 and 40/10

1st number: 4/42, 2nd number: 4 0/10

4/42 + 40/10 is 86/21.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 10 is 210

    Next, find the equivalent fraction of both fractional numbers with denominator 210
  2. For the 1st fraction, since 42 × 5 = 210,
    4/42 = 4 × 5/42 × 5 = 20/210
  3. Likewise, for the 2nd fraction, since 10 × 21 = 210,
    40/10 = 40 × 21/10 × 21 = 840/210
  4. Add the two like fractions:
    20/210 + 840/210 = 20 + 840/210 = 860/210
  5. 860/210 simplified gives 86/21
  6. So, 4/42 + 40/10 = 86/21
    In mixed form: 42/21

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