There are 9 apple trees and 7 pear trees in the orchard. Each apple tree picks about 160 kilograms of apples. How many kilograms of apples does this orchard pick?
果园里有9棵苹果树，7棵梨树．每棵苹果树大约摘160千克苹果，这个果园大约摘多少千克苹果？
<gadget id="calculator">160 * 9</gadget>
<output>1_440</output>

<result>1_440</result>