Saturday, 5 February 2022

APPROXIMATIONS E1

 

Estimate the value of 7.2  x  0.033

 

solution

 

= 7.2  x  0.034

 

= 7.0 x 0.03      [ 7.2 ≈ 7.0 to ones and 0.033 ≈ 0.03 to hundredths]

 

= 0.21

 

TRY THIS...................................

  

Estimate the value of 8.4  x  0.053


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