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30 votes
30 votes
Write an expression to show 8x23

User Tmac
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1 Answer

29 votes
29 votes

\begin{gathered} 1a) \\ 8x23 \\ \text{She can double -double-double} \\ 8=2x2x2\text{ Hence} \\ 23x2=46 \\ 46x2=92 \\ 92x2=184 \\ 8x23=184 \\ 1c) \\ 8=4x2,\text{ th}\operatorname{erf}ore \\ 23x4=92 \\ 92x2=184,\text{ so} \\ 8x23=184 \end{gathered}

User LukyVj
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