Efficiency of Different Representations
Practice
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DIRECTIONS: Which is the most efficient representation of the problem. Check your answer.


How many eggs are in 4 dozen?
 

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What bills and coins can you use to make $6.42?
 


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What is 27,432 + 190,384?
 


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What is the perimeter of a regular hexagon with one side measuring 5 inches?
 


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Reduce 12/36 to simplest form.
 


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How did you do?  Want to try some more? Do the following, and then click on the answer pull down to check your answer.

$3.14 (3)1 dollar bill, (1)dime, (4)pennies True or False

Reduce 8/12 ÷2= 4/6 ÷ 2= 2/3        True or False

3 hundreds,  4 tens, 5 ones is the most efficient way to write this number.          True or False

8 dozen = 12+12+12+12+12+12+12+12=96                                    True or False

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