Mark gets a new phone plan that is 30% more expensive than his old plan.  If his old plan was $150 a month how much does his new plan cost?
His new plan is 150*.3=$
<gadget id="calculator">150*.3</gadget>
<output>45</output>
45 more expensive than his old plan.
So his new plan is 150+45=$
<gadget id="calculator">150+45</gadget>
<output>195</output>
195.

<result>195</result>