Nellie had 380 legos, but she lost 57 of them and gave her sister 24 legos. How many legos does she have now?
After losing 57 legos, Nellie has 380 - 57 = 
<gadget id="calculator">380-57</gadget>
<output>323</output>
323 legos.
After giving her sister 24 legos Nellie has 323 - 24 = 
<gadget id="calculator">323-24</gadget>
<output>299</output>
299 legos.

<result>299</result>