Create equation caption and referencing MSWord

1. Manual

Alt + = to trigger Equation Editor.

Default Unicode mode.

Type

“<<Equation>>(#4.1)”

Enter

Result

*Note: No cross-referencing available!!!

Insert 3 column table
Format it to remove all margin and no border. Center align the middle cell, left align the left and right align the right
Insert an example equation in middle cell and a citation in right cell
Select whole table > Insert > On the Insert tab, in the Text group, click Quick Parts, and then click Save Selection to Quick Part Gallery, change the name and add a description if you like, and click OK.
Assign a keyboard shortcut to the Quick Part via File > Options > Customize Ribbon > Customize. Choose the “Building Blocks” category in the dialog box and locate your entry. Use the “Press new shortcut key” box to assign the shortcut (e.g. Alt + Ctrl + =), and then click the Assign button.

2.2. Style separator way

<Alt + => and type the equation
Make it right align or pre-define a Styles that right-align.
Enter the next line and Insert caption (<Alt><S><P>)
Place the cursor right at the end of equation and insert a Style separator <Ctrl+Alt+Enter>
Manually adjust the spacing for sophisticated purpose.

<Alt><S>(quick:<R><F>) -> Equation…