Simplify the following text for a Grade 6 native English-speaking person.
Original: ( -LCB- -LCB- # ifeq : yes -LCB- -LCB- FORMATNUM : -LCB- -LCB- # expr : \/ 30.48 round -LCB- -LCB- # ifexpr :
Simplified: ( -LCB- -LCB- # ifeq : yes -LCB- -LCB- # ifexpr : ( \/ 2.54 round ) mod12 !