A certain grain shop imports 1.5 tons of rice, more (1/2) tons of flour than rice, and less (2/3) tons of miscellaneous grains than flour. How many tons of grain are shipped in total?
某粮食店进大米1.5吨，面粉比大米多(1/2)吨，杂粮比面粉少(2/3)吨，共运进多少吨粮食？
<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">1.5 + (1/2)</gadget>
<output>2</output>

<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">2 - (2/3)</gadget>
<output>4/3 = around 1.333333</output>

<gadget id="calculator">1.5 + 2 + (4/3)</gadget>
<output>4.833333</output>

<result>4.833333</result>