The canteen bought 150 kilograms of rice, and the weight of flour was four times that of the rice. How many kilograms of rice and flour did the canteen buy together?
食堂买来150千克的大米，买面粉的重量是大米的4倍，食堂买来大米和面粉一共多少千克？
<gadget id="calculator">150 * 4</gadget>
<output>600</output>

<gadget id="calculator">600 + 150</gadget>
<output>750</output>

<result>750</result>