RMA practice

Your classmate said that each of the four expressions in the Box is equivalent to 4.
Verify what your classmate said by showing your computation for the number expression

What must be the next number expression after 6×6−4×8

Which of the following algebraic expressions represents the set of number expressions in Box B?

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• 
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Explain or show why you think you have chosen the correct algebraic expression for the set of number expressions in Box B.

What does n represent in your chosen expression in item 3?

Show that 729 is a power of 3.

Write the exponential form of 729.

Find a number that is a power of 3 that meets BOTH of these conditions:

• The number is greater than 20 but less than 100.

• The number is also a perfect square.

(a)  

Is there a number between 0.778 and 0.779? If YES, give one example. If NO, explain why you think so.

Show how you will subtract 0.778 to 0.779