There are 56 pear trees and 44 peach trees in the orchard. Each fruit tree needs to be fertilized with 0.3 kg, so how many kg should be fertilized in total?
果园里有56棵梨树，有44棵桃树．每棵果树要施肥料0.3千克，那么一共要施肥多少千克？
<gadget id="calculator">56 + 44</gadget>
<output>100</output>

<gadget id="calculator">100 * 0.3</gadget>
<output>30</output>

<result>30</result>