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Add 21/8 and 5/45

1st number: 2 5/8, 2nd number: 5/45

21/8 + 5/45 is 197/72.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 45 is 360
  2. For the 1st fraction, since 8 × 45 = 360,
    21/8 = 21 × 45/8 × 45 = 945/360
  3. Likewise, for the 2nd fraction, since 45 × 8 = 360,
    5/45 = 5 × 8/45 × 8 = 40/360
  4. Add the two fractions:
    945/360 + 40/360 = 945 + 40/360 = 985/360
  5. After reducing the fraction, the answer is 197/72
  6. In mixed form: 253/72

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