Press [[WIN]] + [[shift]] + [[S]] all at the same time and then release

This will open the snipping tool.  Click "Rectangular mode"

Tip! The different modes allow you to snip different areas of the screen more easily. From left to right these are. 

Rectangle mode - for selecting just a rectangular portion of the screen
Free-form mode - to free hand select around an object
Window mode - take a screen shot of the window you press on
Full screen mode - take a screen shot of the whole screen

Using the 'rectangle selection tool' [[left press and hold down your mouse clicker]] [[drag and make a selection then release the left clicker]]  you will be notified the snip has been taken.

Move this notification to Notification Centre

Tip! The snip will be on your clipboard automatically, so you can now paste this as needed via right click and paste or [[ctrl]] + [[v]]

If you wish to annotate the screen shot press on the notification

Use the annotation tools at the top to make changes

Learn how to take a screenshot of a region or entire window quickly with the Microsoft snipping tool

Take Screenshots like a Pro with the Microsoft Snipping Tool