Esti-Mystery: Solving the Number of Erasers in a Cup Challenge
Dive into the thrilling Esti-Mystery challenge to solve the number of erasers in a cup by following clues and using estimation. Sharpen your logical thinking and estimation skills to reach the final answer. Enjoy the adventure of narrowing down possibilities and making educated guesses to crack the mystery!
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Number Erasers Important Note: If you can see this box, then the slide show is not playing and the reveal won t work. Here is the solution: If you are using PowerPoint, click on Slide Show, then click on From Current Slide. If you are using Google Slides, click on View then Present. Steve Wyborney www.stevewyborney.com
How many erasers are in the cup? As the clues appear, use the information to narrow the possibilities to a smaller set. After each clue, use estimation again to determine which of the remaining answers is the most reasonable. Write down your first estimate. After each clue, you ll see if your estimate is still a possibility. After each clue, if it is no longer possible write down a new estimate and be prepared to explain why you chose it. Steve Wyborney www.stevewyborney.com
Clue #1 Clue #1 The answer is less than 21. Clue #2 Clue #2 The answer has 2 digits Clue #3 Clue #3 The 2 on the top is a clue. The answer includes the digit 2. 1 11 11 11 1 1 2 12 12 12 2 2 3 13 13 13 3 3 4 14 14 14 4 4 5 15 15 15 5 5 6 16 16 16 6 6 7 7 7 8 18 18 18 8 8 9 19 19 19 9 9 10 20 20 20 10 10 17 17 17 Steve Wyborney www.stevewyborney.com
After seeing the clues, you have narrowed the possibilities to a small set of numbers. Before you see the answer, select your final estimate. Write it down, and explain to someone why you chose that number. Steve Wyborney www.stevewyborney.com
The Reveal 20 erasers Click to see the answer. Important Note: If you can see this box, then the slide show is not playing and the reveal won t work. Here is the solution: If you are using PowerPoint, click on Slide Show, then click on From Current Slide. If you are using Google Slides, click on View then Present. Steve Wyborney www.stevewyborney.com
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