Shoes 4

Belinda's shoe is 12.45 centimeters long. Felix's shoe is 2.8 centimeters longer than Belinda's shoe. In centimeters, what is the combined length of their two shoes?

Correct result:

x =  27.7 cm

Solution:

$x=12.45+(12.45+2.8)={\displaystyle \frac{277}{10}}={\displaystyle \frac{277}{10}}\text{ cm}=27.7\text{ cm}$

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