Sabeena's pen measures 144 millimeters long. Her pencil measures 18 centimeters long. How many centimeters longer is Sabeena's pencil than her pen

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Dave Cluderay asked Apr 28, 2023

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Sabeena's pen measures 144 millimeters long. Her pencil measures 18 centimeters long. How many centimeters longer is Sabeena's pencil than her pen

Mathematics
college

Dave Cluderay asked Apr 28, 2023

by Dave Cluderay

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1 Answer

16 votes

$\begin{gathered} \text{Pen's measure}\Rightarrow144\operatorname{mm}=14.4\operatorname{cm} \\ 1\operatorname{cm}=10\operatorname{mm} \\ \text{Pencil's measure}\Rightarrow18\operatorname{cm} \\ \text{Now, the pencil is longer by} \\ \Rightarrow18-14.4 \\ \Rightarrow3.6\operatorname{cm} \end{gathered}$

Sascha Gehlich answered May 3, 2023