Kindergarten has three classes, Class A has 4 more students than Class B, and Class B has 4 more students than Class C. The teacher distributes jujubes to the children. Each person in class A is assigned 3 dates less than each person in class B; each person in class B is assigned 5 dates less than each person in class C. As a result, Class A has 3 more dates than Class B, and Class B has 5 more dates than Class C. How many dates are there in total for the three classes?
幼儿园有三个班，甲班比乙班多4人，乙班比丙班多4人．老师给小朋友们分枣．甲班每人比乙班每人少分3个枣；乙班每人比丙班每人少分5个枣．结果甲班比乙班总共多分3个枣，乙班比丙班总共多分5个枣，问三个班总共分了多少枣？
<gadget id="calculator">12 * 2</gadget>
<output>24</output>

<gadget id="calculator">24 - 8</gadget>
<output>16</output>

<gadget id="calculator">16 / 8</gadget>
<output>2</output>

<gadget id="calculator">3 - 2</gadget>
<output>1</output>

<gadget id="calculator">4 / 1</gadget>
<output>4</output>

<gadget id="calculator">12 * 4</gadget>
<output>48</output>

<gadget id="calculator">48 / 4</gadget>
<output>12</output>

<gadget id="calculator">15 + 4</gadget>
<output>19</output>

<gadget id="calculator">12 * 19</gadget>
<output>228</output>

<gadget id="calculator">228 - 3</gadget>
<output>225</output>

<gadget id="calculator">225 - 5</gadget>
<output>220</output>

<gadget id="calculator">228 + 225 + 220</gadget>
<output>673</output>

<result>673</result>