Decimal Problem Solving

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Questions and Answers

When using the guess and check method, if the calculated result is lower than the desired value, what should be done?

  • Keep the guess unchanged
  • Decrease the value of the guess
  • Increase the value of the guess (correct)
  • Stop the process and start over

In the equation $8.1x = 12.15$, what is the correct value of x obtained using the guess and check method?

  • 1.0
  • 1.2
  • 1.5 (correct)
  • 1.7

In the equation $2x - 8.9 = 20.52$, what was the second guess made using the guess and check method?

  • 14.7
  • 14.71 (correct)
  • 14
  • 15

If a guess gives a result higher than the desired value, what action should be taken in the guess and check method?

<p>Lower the value of the guess (D)</p> Signup and view all the answers

What is one potential outcome when using the guess and check method?

<p>Finding correct answer after multiple revisions (C)</p> Signup and view all the answers

What is the method taught in the video lesson for solving decimal problems?

<p>Guess and check method (D)</p> Signup and view all the answers

What is the purpose of making educated guesses in the guess and check method?

<p>To come up with an initial answer (C)</p> Signup and view all the answers

What is the benefit of having multiple problem-solving methods?

<p>Better prepared for various types of problems (C)</p> Signup and view all the answers

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