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Add 54/21 and 10/45

1st number: 2 12/21, 2nd number: 10/45

54/21 + 10/45 is 176/63.

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,
    54/21 = 54 × 15/21 × 15 = 810/315
  3. Likewise, for the 2nd fraction, since 45 × 7 = 315,
    10/45 = 10 × 7/45 × 7 = 70/315
  4. Add the two like fractions:
    810/315 + 70/315 = 810 + 70/315 = 880/315
  5. 880/315 simplified gives 176/63
  6. So, 54/21 + 10/45 = 176/63
    In mixed form: 250/63

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