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Add 90/60 and 4/63

1st number: 1 30/60, 2nd number: 4/63

90/60 + 4/63 is 197/126.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 60 and 63 is 1260
  2. For the 1st fraction, since 60 × 21 = 1260,
    90/60 = 90 × 21/60 × 21 = 1890/1260
  3. Likewise, for the 2nd fraction, since 63 × 20 = 1260,
    4/63 = 4 × 20/63 × 20 = 80/1260
  4. Add the two fractions:
    1890/1260 + 80/1260 = 1890 + 80/1260 = 1970/1260
  5. 1970/1260 simplified gives 197/126
  6. So, 90/60 + 4/63 = 197/126
    In mixed form: 171/126

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