1.

\[100-7\times 1+5=\_\_\_\_.\]

A.  \[\left( 100-7 \right)\times \left( 1+5 \right)\]        
B.  \[\left( 100-7 \right)\times 1+5\]
C.  \[100-7\times \left( 1+5 \right)\]        
D.  \[100-\left( 7\times 1 \right)+5\]
Answer» E.


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