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Add 42/63 and 4/10

42/63 + 4/10 is 16/15.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 63 and 10 is 630

    Next, find the equivalent fraction of both fractional numbers with denominator 630
  2. For the 1st fraction, since 63 × 10 = 630,
    42/63 = 42 × 10/63 × 10 = 420/630
  3. Likewise, for the 2nd fraction, since 10 × 63 = 630,
    4/10 = 4 × 63/10 × 63 = 252/630
  4. Add the two like fractions:
    420/630 + 252/630 = 420 + 252/630 = 672/630
  5. 672/630 simplified gives 16/15
  6. So, 42/63 + 4/10 = 16/15
    In mixed form: 11/15

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