On a $53=7 \times 7+6$

Translate the above text into English, keeping the original text's line breaks and format, and output the translation result directly. 

However, the provided text is already in a form that doesn't require translation as it is a mathematical expression. The expression $53=7 \times 7+6$ is the same in both Chinese and English. If you meant to translate the instruction or have a different text, please provide the correct text to be translated. 

For the sake of the task, here is the expression as it would appear in English:

On a $53=7 \times 7+6$
Determine the Euclidean division of 53 by 7.