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how do you work out...

4^5 divided by 4^2

(without a calculator)

so, on a test paper when you do not have a calculator 

 Apr 17, 2019
 #1
avatar+22188 
+2

how do you work out...

4^5 divided by 4^2

(without a calculator)

so, on a test paper when you do not have a calculator 

 

1.

\(\begin{array}{|rcll|} \hline && \dfrac{4^5}{4^2} \\\\ &=& \dfrac{4*4*4*4*4}{4*4} \\\\ &=& 4*4*4 \\ &=& 16*4 \\ &=& 64 \\ \hline \end{array} \)

 

laugh

 Apr 17, 2019
 #2
avatar+22188 
+1

how do you work out...
4^5 divided by 4^2
(without a calculator)
so, on a test paper when you do not have a calculator

 

2.

\(\begin{array}{|rcll|} \hline && \dfrac{4^5}{4^2} \\\\ &=& \dfrac{4^34^2}{4^2} \\\\ &=& 4^3 \\ &=& 4*4*4 \\ &=& 16*4 \\ &=& 64 \\ \hline \end{array}\)

 

laugh

 Apr 17, 2019
 #3
avatar+22188 
+2

how do you work out...
4^5 divided by 4^2
(without a calculator)
so, on a test paper when you do not have a calculator

 

3.

\(\begin{array}{|rcll|} \hline && \dfrac{4^5}{4^2} \\\\ &=& 4^{5-2} \\ &=& 4^3 \\ &=& 4*4*4 \\ &=& 16*4 \\ &=& 64 \\ \hline \end{array}\)

 

laugh

 Apr 17, 2019

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