One way to do this is to insert a text box click the layout button next to it and choose the In Line with Text icon. The best method to insert correct symbols is by using Math Autocorrect shortcut of Microsoft Word. Editor is the new name for Words spelling and grammar check.
The Equation dialog box appears containing the Equation Editor and Equation toolbar.
Press F3 key to Update Thats how its easy to insert Mathematical equations on the WPS Office writer document. After opening the Equation Editor you are ready to select a symbol or template. This will be specifically Equation Editor. Thus we need to writeedit the equations in Word client or other type of math-type editors copypaste to Word client and then update to Word Web Apponline.