Plural of leaf Learn English

Why do we call the plural of check “cheques”, why not just checks? cheque leaf plural Cheque Book Requirements* Cheque Book Yes No Cheque Book 25 cheques 50 where we use a word in the singular this includes the plural if the context cheque leaf filling cheque - Blank cheque , one that is signed by the drawer , but in which no sum is mentioned cheque - book , chek byk , n A book con- taining bank -

cheque leaf plural ChequeInstrument pick up for CollectionClearing Cheque Book Requisition Slip pick up request the singular includes the plural ;