Art Benjamin's Mathematical Techniques

Art Benjamin, a mathemagician, combines math and magic to perform impressive mental calculations. He engages the audience with challenges involving squaring numbers of increasing complexity, from two-digit to five-digit numbers, and even calculates the day of the week for given birth dates. Throughout the performance, Art showcases his mental math skills, often outpacing calculators, and concludes with a demonstration of squaring a five-digit number while thinking out loud.

What is the unique skill that Art Benjamin combines in his performances?

• Magic and Science

• Mathematics and Music

• Science and Mathematics

• Mathematics and Magic

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CCSS.4.NBT.B.5

What was the result of multiplying 22 by 47 in the demonstration?

• 1,034

• 594

• 1,069

• 1,022

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CCSS.6.EE.A.1

How does Art Benjamin suggest squaring a number using a calculator?

• Using the multiplication function

• Using the division function

• Using the subtraction function

• Using the addition function

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CCSS.8.EE.A.2

What was the result of squaring the number 987?

• 974,169

• 964,169

• 984,169

• 994,169

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CCSS.8.EE.A.2

What was the result of squaring the number 722?

• 513,284

• 523,284

• 503,284

• 533,284

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CCSS.8.EE.A.2

What was the four-digit number Art Benjamin squared mentally?

• 9,875

• 9,578

• 9,857

• 9,758

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CCSS.8.EE.A.2

What was the result of squaring the number 9,758?

• 95,218,564

• 95,128,564

• 95,218,654

• 95,218,465

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CCSS.8.EE.A.4

What is the challenge Art Benjamin faces with five-digit numbers?

• Calculators cannot handle them

• They are too easy

• They are not interesting

• They are too small

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CCSS.4.NBT.B.6

What mnemonic device does Art Benjamin use to aid his calculations?

• A musical code

• A color code

• A visual code

• A phonetic code

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CCSS.2.MD.B.5

What was the day of the week for the birth date April 17, 1966?

• Sunday

• Monday

• Friday

• Wednesday

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CCSS.2.MD.B.5