Why multiply by one hundred for decimal to percent
Percents are defined out of one hundred. Multiplying by one hundred re-scales a unit-fraction decimal into that language.
Blog
These articles follow one layout on every page: a quick answer, a table of contents, introduction, main sections, FAQ, conclusion, and related posts. The topics cover core conversion rules, spreadsheet storage, classroom wording, basis points, mistakes, and rounding. Start with the Decimal to Percent Converter when you want the live tool first.
Each post links to two or three sibling articles so you can move across the map without hunting. Try why multiply by one hundred, decimal and percent in Excel, and common conversion mistakes as a starter triangle, then explore basis points and rounding from the related lists on each page.
Decimal to percent study notes
Mental checks, common traps, and a reminder to verify calculator output on paper.
Basis points to percent and decimal
One bps is one hundredth of a percent. Scale to decimals with four zeros after the decimal point before the one.
Percent to decimal for spreadsheets
Why cells can look like percents while the stored value is a decimal, and how to audit formulas.
Common conversion mistakes between percent and decimal
Direction errors, trusting cell display, and word problems that hide the base value.
Decimal and percent in Excel
Format is a mask. Stored decimals power the math even when the cell reads like a percent.
Rounding and display for percents
Rounding changes what people see, not the rule that ties decimals and percents together.