Select the Insert tab on the ribbon. Select Equation Editor. One of the things to note about the equation editor in Word is that you can type various shortcuts and then they will be automatically converted.
We can select to include the chapter number where the chapter starts with heading 1 numbering and use the separator as period.
On the Insert tab in the Symbols group click the arrow next to Equation and then click Insert New Equation On the Insert tab in the Symbols group click the Equation button Or simply press Alt. Just switch to Insert tab and click Equation Insert New Equation to toggle on Equation Tools. A separate window will open with the palettes. Write Math Equation 1.