Wang Li's weight is 28 kilograms, and his father's weight is 25 kilograms less than three times his weight. How many kilograms are Wang Li and his father together?
王理的体重是28千克，爸爸的体重比他的3倍少25千克，王理和爸爸共多少千克？
<gadget id="calculator">28 * 3</gadget>
<output>84</output>

<gadget id="calculator">84 - 25</gadget>
<output>59</output>

<gadget id="calculator">59 + 28</gadget>
<output>87</output>

<result>87</result>