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Add 75/90 and 45/56

75/90 + 45/56 is 275/168.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 56 is 2520
  2. For the 1st fraction, since 90 × 28 = 2520,
    75/90 = 75 × 28/90 × 28 = 2100/2520
  3. Likewise, for the 2nd fraction, since 56 × 45 = 2520,
    45/56 = 45 × 45/56 × 45 = 2025/2520
  4. Add the two fractions:
    2100/2520 + 2025/2520 = 2100 + 2025/2520 = 4125/2520
  5. 4125/2520 simplified gives 275/168
  6. So, 75/90 + 45/56 = 275/168
    In mixed form: 1107/168

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