What is 65+25=90, 45-30, 90/15=6 written as a comprehensive formula.
65+25=90,45-30,90/15=6写成一道综合算式是多少．
<gadget id="calculator">65 + 25</gadget>
<output>90</output>

<gadget id="calculator">45 - 30</gadget>
<output>15</output>

<gadget id="calculator">90 / 15</gadget>
<output>6</output>

<result>6</result>