In an orchard, jujube trees grew 78 kilograms of jujubes last year. After proper fertilization, the jujube production doubled to 5 kilograms this year. How many kilograms of jujubes will the orchard produce this year?
一个果园，枣树去年共生枣78千克，合理施肥后，今年产枣增加到2倍多5千克，果园里今年产枣多少千克？
<gadget id="calculator">78 * 2</gadget>
<output>156</output>

<gadget id="calculator">156 + 5</gadget>
<output>161</output>

<result>161</result>