n6

has been asked to estimate the factors to the nearest tenth when doing the problem 8.47 multiplied by 3.92. Which of the following should she use?

a.) 8.5 x 4.0

b.) 8.4 x 3.9

c.) 8.5 x 3.9

d.) 8.4 x 4.0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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