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Add 1/21 and 48/45

1st number: 1/21, 2nd number: 1 3/45

1/21 + 48/45 is 39/35.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 21 and 45 is 315

    Next, find the equivalent fraction of both fractional numbers with denominator 315
  2. For the 1st fraction, since 21 × 15 = 315,
    1/21 = 1 × 15/21 × 15 = 15/315
  3. Likewise, for the 2nd fraction, since 45 × 7 = 315,
    48/45 = 48 × 7/45 × 7 = 336/315
  4. Add the two like fractions:
    15/315 + 336/315 = 15 + 336/315 = 351/315
  5. 351/315 simplified gives 39/35
  6. So, 1/21 + 48/45 = 39/35
    In mixed form: 14/35

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