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· intermediate

Cleaning and Shaping Data in Excel

The half of spreadsheet work nobody demonstrates: names with invisible spaces, dates that are really text, one column that should be two. Find what is wrong with a sheet, and fix it with formulas rather than by hand.

Pathaxis · Original content

Written in house, from the work rather than from a syllabus. Every example is one we would use ourselves, and every exercise is checked against the same engine that grades your answer.

84 min 6 lessons 12 quiz questions 7 exercisesStart course

What you’ll learn

  • Find the invisible difference between two values that look identical
  • Normalise case and spacing without retyping anything
  • Split one column into several, and join several into one
  • Recognise a number or a date that Excel is storing as text, and convert it
  • Do arithmetic with dates, including month ends and working days
  • Decide when a helper column is clearer than a longer formula

Before you start

  • · Excel Foundations, or comfort writing formulas with cell references
  • · Knowing what a range is and what a dollar sign does

Syllabus

01

What is actually wrong

The differences you cannot see, and how to make them visible.

02

Splitting and joining

Pulling a field out of a string, and building one back up.

03

Numbers and dates

Values Excel is storing as text, and arithmetic once they are real.