The variation indicator line of the converter's rule is put over the degree number on the disc which is the correct one for your planned course, if it is not still in place from last using it.
Umgca wokubonisa intlobo-ntlobo zomthetho wesitshintshi ubekwe kwinqanaba lenani elikwicwecwe yiyo elungileyo kwindlela yakho ecetyiweyo