Question

[I need to call Oriya for help because I don't know how to do my maths]what is subbordinate clause or which is main clause

Answer 1

Main clause:I need to call Oriya for help.
Subordinate clause: because I don't know how to do my maths

Answer 2

in this question main clause is
I need to call Oriya for help and subordinate clause will be because I don't know how to do my maths
hope it will help you