Make a macro (mcPrint). In the first action row, click the drop down box and select 'OpenReport'. Now below options will be shown. For report name, select the name of the report your gonna be printing, and select 'Print Preview'.
Next, underneith the action 'OpenReport', click the box and select 'PrintOut'. In the options, there is a 'copies' section. Change it from 1 to 2 and your set.