The number of A is 326, the number of A is 43 more than the number of B, what is the number of B? what is the correct formula
甲数是326，甲数比乙数多43，乙数是多少？正确的算式是多少
<gadget id="calculator">326 - 43</gadget>
<output>283</output>

<result>283</result>