Henry needs to assemble some toys, specifically 57 cars and 73 motorcycles. Henry knows that to assemble all the toys he will need 4 wheels for each car and 2 wheels for each motorcycle. How many wheels will be left if he has a box with 650 wheels in it?
The total number of wheels needed for all the cars is 57 cars x 4 wheels/car = 
<gadget id="calculator">57*4</gadget>
<output>228</output>
228 wheels.
The total number of wheels needed for all the motorcycles is 73 motorcycles x 2 wheels/motorcycle = 
<gadget id="calculator">73*2</gadget>
<output>146</output>
146 wheels.
Combining the number of wheels needed for the cars and motorcycles gives a total of 228 wheels + 146 wheels = 
<gadget id="calculator">228+146</gadget>
<output>374</output>
374 wheels.
The number of wheels left in the bag will be 650 wheels - 374 wheels = 
<gadget id="calculator">650-374</gadget>
<output>276</output>
276 wheels.

<result>276</result>