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Add 4/90 and 63/28

1st number: 4/90, 2nd number: 2 7/28

4/90 + 63/28 is 413/180.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 28 is 1260

    Next, find the equivalent fraction of both fractional numbers with denominator 1260
  2. For the 1st fraction, since 90 × 14 = 1260,
    4/90 = 4 × 14/90 × 14 = 56/1260
  3. Likewise, for the 2nd fraction, since 28 × 45 = 1260,
    63/28 = 63 × 45/28 × 45 = 2835/1260
  4. Add the two like fractions:
    56/1260 + 2835/1260 = 56 + 2835/1260 = 2891/1260
  5. 2891/1260 simplified gives 413/180
  6. So, 4/90 + 63/28 = 413/180
    In mixed form: 253/180

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