A road repair team built a total of 644 meters of roads in the first 5 days, and an average of 145 meters of roads in the next 4 days. How many meters of roads does this road repair team build on average every day?
一个修路队前5天一共修路644米，后4天平均每天修路145米，这个修路队平均每天修路多少米？
<gadget id="calculator">145 * 4</gadget>
<output>580</output>

<gadget id="calculator">580 + 644</gadget>
<output>1_224</output>

<gadget id="calculator">5 + 4</gadget>
<output>9</output>

<gadget id="calculator">1_224 / 9</gadget>
<output>136</output>

<result>136</result>