GiGi took out a big bowl of mushrooms from the refrigerator.  She cut each mushroom into 4 pieces.  Her twins, Kenny and Karla sprinkled mushrooms on their pizzas and baked them in the oven.  Kenny grabbed a handful and sprinkled 38 mushroom pieces on his pizza.  Karla scooped them up with both hands and sprinkled 42 mushroom pieces on her pizza.  On the cutting board, were 8 pieces of mushrooms remaining.  How many mushrooms did GiGi cut up at the beginning?
Kenny used 38 / 4 = 
<gadget id="calculator">38/4</gadget>
<output>19/2 = around 9.5</output>
9.5 mushrooms on his pizza.
Karla used 42 / 4 = 
<gadget id="calculator">42/4</gadget>
<output>21/2 = around 10.5</output>
10.5 mushrooms on her pizza.
Together, the twins used 9.5 + 10.5 = 
<gadget id="calculator">9.5+10.5</gadget>
<output>20</output>
20 mushrooms.
There are 8 / 4 = 
<gadget id="calculator">8/4</gadget>
<output>2</output>
2 mushrooms left on the cutting board.
GiGi cut up 20 + 2 = 
<gadget id="calculator">20+2</gadget>
<output>22</output>
22 mushrooms at the beginning.

<result>22</result>