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Evaluate the expression.\newline54×55 - 4 \times 5

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Q. Evaluate the expression.\newline54×55 - 4 \times 5
  1. Apply order of operations: Step 11: Apply the order of operations, which prioritizes multiplication before subtraction. Calculate the multiplication part first. 4×5=204 \times 5 = 20.
  2. Calculate multiplication: Step 22: Now, subtract the result from step 11 from 55. 520=155 - 20 = -15.

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