The canteen imported 45.4 kilograms of rice, and the weight of the imported flour was 4.5 kilograms less than 1.5 times that of rice. How many kilograms of rice and flour were imported into the canteen?
食堂进回大米45.4千克，进回的面粉的重量比大米的1.5倍少4.5千克，食堂进回大米和面粉共多少千克？
<gadget id="calculator">45.5 * 1.5</gadget>
<output>68.25</output>

<gadget id="calculator">68.25 - 4.5</gadget>
<output>63.75</output>

<gadget id="calculator">63.75 + 45.5</gadget>
<output>109.25</output>

<result>109.25</result>