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Add 21/5 and 90/48

1st number: 4 1/5, 2nd number: 1 42/48

21/5 + 90/48 is 243/40.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 48 is 240

    Next, find the equivalent fraction of both fractional numbers with denominator 240
  2. For the 1st fraction, since 5 × 48 = 240,
    21/5 = 21 × 48/5 × 48 = 1008/240
  3. Likewise, for the 2nd fraction, since 48 × 5 = 240,
    90/48 = 90 × 5/48 × 5 = 450/240
  4. Add the two like fractions:
    1008/240 + 450/240 = 1008 + 450/240 = 1458/240
  5. 1458/240 simplified gives 243/40
  6. So, 21/5 + 90/48 = 243/40
    In mixed form: 63/40

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