The blood of the human body accounts for about (1/13) of the body weight, and about (2/3) of the blood is water. Xiao Ming's weight is 52 kilograms, how many kilograms of water is in his blood?
人体的血液大约占体重的(1/13)，血液里大约有(2/3)是水．小明的体重是52千克，他的血液里大约含水多少千克？
<gadget id="calculator">1 / 13</gadget>
<output>1/13 = around 0.076923</output>

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

<gadget id="calculator">52 * (1/13) * (2/3)</gadget>
<output>8/3 = around 2.666667</output>

<result>8/3 = around 2.666667</result>