how to use your keyboard as a mouse

Hey Friends Today we will see how to Use A keyboard as Mouse, Yes you read it right, also i am not joking.
Its a very cool trick which everyone will love to try for sure and it is very simple as well.
in a situation where your mouse is spoilt, not available or maybe you want to simply impress your friends, you can use your keyboard as a mouse.it is a very simple method and you can access your keyboard like a mouse.
To do this just press
Alt+Left shift key+num lock

now you can access your keyboard as a mouse.
navigation keys for keyboard are :5-select
2-move down
8-move up
4-move left
6-move right
for double click,just press the plus symbol(+)
for right click,just press the minus symbol (-)
to deactivate just press same key (i.e., Alt+Left shift key+num lock)
Thats it, a very simple but usefull and cool trick . isn’t it ?
Dont forget to recommend this on google if you like it.
Thank you