write a letter to the principal ofyour school requesting him to arrange for extra classes for maths in winter break for class X students . mention why u need for extra classes and include any relevant suggestions you might have.
{formal letter}
To,
The Principle
R.A.N. Public School
Rudrapur
Respected Ma'am/Sir
Subject- Requesting for arranging extra classes for class X.
This to bring to your kind notice that due to the upcoming board exams we the students of class X need extra classes. We request you to arrange extra classes during the summer breaks so that we can study well and clear our doubts as soon as possiblefrom our teashers.
Thanking You
Yours Obediently
BHawesh Tiwari
X 'A'