
5 cool math tricks ft. Technicality
Interactive Video
•
Physics, Science
•
10th - 12th Grade
•
Practice Problem
•
Hard
Wayground Content
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7 questions
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1.
OPEN ENDED QUESTION
3 mins • 1 pt
What method did Dianna use to calculate a 20% tip on a $170 bill?
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2.
OPEN ENDED QUESTION
3 mins • 1 pt
Explain the trick for multiplying numbers by 11 as described by Dianna.
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3.
OPEN ENDED QUESTION
3 mins • 1 pt
How does the finger trick for multiplying by 9 work?
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4.
OPEN ENDED QUESTION
3 mins • 1 pt
Describe the process Dianna used to find the square root of 32 using geometry.
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5.
OPEN ENDED QUESTION
3 mins • 1 pt
How can you construct the square root of any number using pipe cleaners?
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6.
OPEN ENDED QUESTION
3 mins • 1 pt
What was the final outcome of the math trick involving Alex and the number he thought of?
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7.
OPEN ENDED QUESTION
3 mins • 1 pt
What is the Chinese remainder theorem and how is it applied in the math trick shown?
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