TIP 1: Obviously, practice makes perfect! so always practice even if something looks easy to you.
Tip 2: Think first. If you don't know about answering something. Try to sketch it in a piece of paper.
Tip 3: If you are doing a test, take your time. That is the important tip so far here.
Tip 4: Try to answer or to raise your hand. First try I guarantee that you will make mistakes if you are just guessing. But everyone learn from there mistakes.
Tip 5: Do not ever ever cheat or copy. That makes you feel confident every time because you will think that the person your copying will always let you copy or cheat.
I think that's it! But still remember, No one is perfect! If everyones perfect, The world would be so boring!
The creator of this guide has not included tools
Dubai, United Arab Emirates