A gecko eats 70 crickets every three days.  The first day she eats 30% of the crickets.  The second day she eats 6 less than the first, and the third day she finishes up the remaining crickets.  How many crickets does she eat on the third day?
Day 1:70(.30)=21 crickets.
Day 2:21-6=
<gadget id="calculator">21-6</gadget>
<output>15</output>
15 crickets.
Day 3:70-21-15=
<gadget id="calculator">70-21-15</gadget>
<output>34</output>
34 crickets.

<result>34</result>