Mom spends 14.4 yuan to buy vegetables and 5.6 yuan to buy breakfast every day. How much does it cost to buy groceries and breakfast for a week?
妈妈每天买菜要花14.4元，买早餐要花5.6元．一星期买菜和早餐要花多少钱？
<gadget id="calculator">14.4 + 5.6</gadget>
<output>20</output>

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

<result>140</result>