A new batch of apples received in the orchard can be filled with 64 large baskets and 9 small baskets, and can also be filled with 60 large baskets and 14 small baskets. If there are only 20 large baskets, how many small baskets are needed? ?
果园新收一批苹果，用64个大筐和9个小筐可以装完，用60个大筐和14个小筐也可以装完，如果只有20个大筐，那么还需要多少个小筐？
<gadget id="calculator">64 / 4</gadget>
<output>16</output>

<gadget id="calculator">16 * 5</gadget>
<output>80</output>

<gadget id="calculator">80 + 9</gadget>
<output>89</output>

<gadget id="calculator">20 / 4</gadget>
<output>5</output>

<gadget id="calculator">5 * 5</gadget>
<output>25</output>

<gadget id="calculator">89 - 25</gadget>
<output>64</output>

<result>64</result>