Calculation: 1.2*67+6.7*88=how much.
计算：1.2*67+6.7*88=多少．
<gadget id="calculator">1.2 * 67</gadget>
<output>80.4</output>

<gadget id="calculator">6.7 * 88</gadget>
<output>589.6</output>

<gadget id="calculator">80.4 + 589.6</gadget>
<output>670</output>

<result>670</result>