How to approach question with what mindset in physics and chemistry and how to make accuracy while attempting them

I am currently studying in vidhyapeeth and syllabus is not completely here till now.
I am trying best from my side even after knowing concept and formulas why i can’t score more than 60 to 70 in physics … what to do i had also practiced many question of that topic but after sometime i can’t why is that so ??
What shout be my approach while attempting questions and what to think at that time .
And samd in chemistry also …

Kindly reply sir/mam plz :pray:

Collect relevant material. …
Get your concepts clear. …
Use previous year question papers and mock tests. …
Revision of formulae and derivations. …
Keep fear at bay. …
A list of formulae. …
Adopt the right approach in the exam.