<generate xttl="worksheet-generate-tex"  
          cols="3"  
          enumerate="decimal"  
          enumerateBefore="("  
          enumerateAfter=")"  
          enumerateStart="1">  
  <exr type="addition"  
       howmany="2"  
       xttl="add-tex"  
       carry="yes"  
       steps="yes"  
       result="yes"  
       currency="alone">  
    <minEntries>2</minEntries>  
    <maxEntries>7</maxEntries>  
    <low>100</low>  
    <high>999</high>  
    <minDigits>1</minDigits>  
    <maxDigits>3</maxDigits>  
    <decimals>3</decimals>  
  </exr>  
</generate>