Boys made 64 red flowers and girls made 76 yellow flowers to celebrate "June 1". How many bunches of these flowers can be tied into a bunch of 7 flowers?
男生为庆"六一"做了64朵红花，女生做了76朵黄花，每7朵扎成一束这些花一共可扎成多少束？
<gadget id="calculator">64 + 76</gadget>
<output>140</output>

<gadget id="calculator">140 / 7</gadget>
<output>20</output>

<result>20</result>