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Add 8/10 and 45/90

8/10 + 45/90 is 13/10.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 90 is 90
  2. For the 1st fraction, since 10 × 9 = 90,
    8/10 = 8 × 9/10 × 9 = 72/90
  3. Likewise, for the 2nd fraction, since 90 × 1 = 90,
    45/90 = 45 × 1/90 × 1 = 45/90
  4. Add the two fractions:
    72/90 + 45/90 = 72 + 45/90 = 117/90
  5. 117/90 simplified gives 13/10
  6. So, 8/10 + 45/90 = 13/10
    In mixed form: 13/10

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