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1+710×5477+21 + 7 - 10 \times 54 - 77 +2

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Q. 1+710×5477+21 + 7 - 10 \times 54 - 77 +2
  1. Perform Multiplication: Apply the order of operations (PEMDAS/BODMAS), which means we first need to perform multiplication before addition and subtraction.\newlineCalculate 10×5410 \times 54.\newline10×54=54010 \times 54 = 540
  2. Replace with Result: Replace the multiplication in the original expression with the result from Step 11.\newlineThe new expression is 1+754077+21 + 7 - 540 - 77 + 2.
  3. Addition and Subtraction: Now, perform the addition and subtraction from left to right.\newlineFirst, add 1+71 + 7.\newline1+7=81 + 7 = 8
  4. Replace with Result: Replace the addition in the expression with the result from Step 33.\newlineThe new expression is 854077+28 - 540 - 77 + 2.
  5. Subtract from 88: Subtract 540540 from 88.\newline8540=5328 - 540 = -532
  6. Replace with Result: Replace the subtraction in the expression with the result from Step 55.\newlineThe new expression is 53277+2-532 - 77 + 2.
  7. Subtract from 532-532: Subtract 7777 from 532-532.\newline53277=609-532 - 77 = -609
  8. Add to 609-609: Add 22 to 609-609.\newline609+2=607-609 + 2 = -607