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Add 21/45 and 54/8

1st number: 21/45, 2nd number: 6 6/8

21/45 + 54/8 is 433/60.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 45 and 8 is 360

    Next, find the equivalent fraction of both fractional numbers with denominator 360
  2. For the 1st fraction, since 45 × 8 = 360,
    21/45 = 21 × 8/45 × 8 = 168/360
  3. Likewise, for the 2nd fraction, since 8 × 45 = 360,
    54/8 = 54 × 45/8 × 45 = 2430/360
  4. Add the two like fractions:
    168/360 + 2430/360 = 168 + 2430/360 = 2598/360
  5. 2598/360 simplified gives 433/60
  6. So, 21/45 + 54/8 = 433/60
    In mixed form: 713/60

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