Xiao Ming's weight is 32 kg, his father's weight is twice that of Xiao Ming's, and his mother is 10 kg lighter than his father. How many kilograms does the mother weigh?
小明体重32千克，爸爸的体重是小明的2倍，妈妈比爸爸轻10千克．妈妈的体重是多少千克？
<gadget id="calculator">32 * 2</gadget>
<output>64</output>

<gadget id="calculator">64 - 10</gadget>
<output>54</output>

<result>54</result>