Exponents 2

Directions: Using the integers -8 to 8 at most one time each, place an integer in each box to make the greatest possible value.

Hint

What are the best digits to use? How does a negative base affect the value? How does a negative exponent affect the value?

Answer

While students might think the answer is either 8^7 or 7^8, it’s actually (-8)^8.

Source: Robert Kaplinsky in Open Middle Math

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