Aunt Zhang’s water and electricity bills last month totaled 23.8 yuan. After paying the water and electricity bills with the money in her passbook, she had 67.5 yuan left. How many yuan was there in the passbook? (column equation solution)
张阿姨家上月的水、电费一共是23.8元，她用存折上的钱付掉水、电费后，还剩67.5元．存折上原来有多少元？(列方程解答)
<gadget id="calculator">67.5 + 23.8</gadget>
<output>91.3</output>

<result>91.3</result>