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Add 42/90 and 48/63

42/90 + 48/63 is 43/35.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 63 is 630

    Next, find the equivalent fraction of both fractional numbers with denominator 630
  2. For the 1st fraction, since 90 × 7 = 630,
    42/90 = 42 × 7/90 × 7 = 294/630
  3. Likewise, for the 2nd fraction, since 63 × 10 = 630,
    48/63 = 48 × 10/63 × 10 = 480/630
  4. Add the two like fractions:
    294/630 + 480/630 = 294 + 480/630 = 774/630
  5. 774/630 simplified gives 43/35
  6. So, 42/90 + 48/63 = 43/35
    In mixed form: 18/35

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