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Add 2/10 and 9/42

2/10 + 9/42 is 29/70.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 210
  2. For the 1st fraction, since 10 × 21 = 210,
    2/10 = 2 × 21/10 × 21 = 42/210
  3. Likewise, for the 2nd fraction, since 42 × 5 = 210,
    9/42 = 9 × 5/42 × 5 = 45/210
  4. Add the two like fractions:
    42/210 + 45/210 = 42 + 45/210 = 87/210
  5. 87/210 simplified gives 29/70
  6. So, 2/10 + 9/42 = 29/70

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