Joyce moved to the countryside because she needed more farmland to grow her vegetables.  Her new property is 10 times larger than her previous property, but her new land has a 1-acre pond on it where she cannot grow vegetables.  If her previous property was 2 acres, how many acres of land does she now own that are suitable for growing vegetables?
Joyce's new land is 10 times larger than her old 2-acre property, for a total of 2*10=
<gadget id="calculator">10*2</gadget>
<output>20</output>
20 acres of land.
One acre is not suitable for farming, leaving her with 20-1=
<gadget id="calculator">20-1</gadget>
<output>19</output>
19 acres of land suitable for farming.

<result>19</result>