A basket can hold 9 kilograms of fruit. Now there are 153 kilograms of pears and 225 kilograms of apples. How many baskets are less for pears than for apples?
一个筐可以装9千克水果，现在有153千克梨和225千克苹果，梨比苹果少装多少筐？
<gadget id="calculator">225 / 9</gadget>
<output>25</output>

<gadget id="calculator">153 / 9</gadget>
<output>17</output>

<gadget id="calculator">25 - 17</gadget>
<output>8</output>

<result>8</result>