The erroneous arrangement of digits, such as writing $45 as $54, is called a slide.

Erroneous Arrangement

A situation or setup that contains mistakes or is improperly organized, potentially leading to inaccurate results or conclusions.

Slide

An error in which the entire number is moved one or more spaces to the right or the left, such as writing $542.00 as $54.20 or $5,420.00.