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如何关闭普通的计算器

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有些普通计算器是没有关闭（OFF）按键的，那该怎样关闭它们呢？实际上，用完计算器后，如果一直不碰它们，几分钟后就会自动关机。如果需要立刻关闭计算器，可以使用快捷按键。

方法 1

方法 1 的 6:

太阳能计算器和常规计算器

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大多数计算器会在用完后几分钟内自动关机。你可以不用管它，把它放在一边，等它自动关闭。
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2
长按组合键。 以下组合键可以关闭计算器。按住以下组合键： ^{[1]
X
研究来源}
- 2 3
- 5 6
- ÷ ×
- 9 -
- 1 2 4 6
- 1 3 4 5
- 1 2 3
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按下正确的快捷键后，会立刻关闭计算器。
{"smallUrl":"https:\/\/www.wikihow.com\/images_en\/thumb\/3\/36\/Turn-off-a-Normal-School-Calculator-Step-4-Version-4.jpg\/v4-460px-Turn-off-a-Normal-School-Calculator-Step-4-Version-4.jpg","bigUrl":"https:\/\/www.wikihow.com\/images\/thumb\/3\/36\/Turn-off-a-Normal-School-Calculator-Step-4-Version-4.jpg\/v4-728px-Turn-off-a-Normal-School-Calculator-Step-4-Version-4.jpg","smallWidth":460,"smallHeight":345,"bigWidth":728,"bigHeight":546,"licensing":"<div class=\"mw-parser-output\"><\/div>"}

你可以把手指放在太阳能板上并遮住它，来强制关闭计算器。一旦计算器无法接收光能，屏幕就会慢慢变暗并关机。

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方法 2

方法 2 的 6:

西铁城计算器

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{"smallUrl":"https:\/\/www.wikihow.com\/images_en\/thumb\/b\/bc\/Turn-off-a-Normal-School-Calculator-Step-5-Version-3.jpg\/v4-460px-Turn-off-a-Normal-School-Calculator-Step-5-Version-3.jpg","bigUrl":"https:\/\/www.wikihow.com\/images\/thumb\/b\/bc\/Turn-off-a-Normal-School-Calculator-Step-5-Version-3.jpg\/v4-728px-Turn-off-a-Normal-School-Calculator-Step-5-Version-3.jpg","smallWidth":460,"smallHeight":345,"bigWidth":728,"bigHeight":546,"licensing":"<div class=\"mw-parser-output\"><\/div>"}

西铁城计算器会在最后一次输入的八分钟后自动关机。
{"smallUrl":"https:\/\/www.wikihow.com\/images_en\/thumb\/5\/51\/Turn-off-a-Normal-School-Calculator-Step-6-Version-2.jpg\/v4-460px-Turn-off-a-Normal-School-Calculator-Step-6-Version-2.jpg","bigUrl":"https:\/\/www.wikihow.com\/images\/thumb\/5\/51\/Turn-off-a-Normal-School-Calculator-Step-6-Version-2.jpg\/v4-728px-Turn-off-a-Normal-School-Calculator-Step-6-Version-2.jpg","smallWidth":460,"smallHeight":345,"bigWidth":728,"bigHeight":546,"licensing":"<div class=\"mw-parser-output\"><\/div>"}

2
使用组合键强制关机。 使用以下组合键关闭西铁城计算器：
- ON ÷ × % Check Correct Correct
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方法 3

方法 3 的 6:

德州仪器图形或科学计算器

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{"smallUrl":"https:\/\/www.wikihow.com\/images_en\/thumb\/3\/37\/Turn-off-a-Normal-School-Calculator-Step-7-Version-2.jpg\/v4-460px-Turn-off-a-Normal-School-Calculator-Step-7-Version-2.jpg","bigUrl":"https:\/\/www.wikihow.com\/images\/thumb\/3\/37\/Turn-off-a-Normal-School-Calculator-Step-7-Version-2.jpg\/v4-728px-Turn-off-a-Normal-School-Calculator-Step-7-Version-2.jpg","smallWidth":460,"smallHeight":345,"bigWidth":728,"bigHeight":546,"licensing":"<div class=\"mw-parser-output\"><\/div>"}

1
找到 2nd 和 On 按键。 在大多数TI图形计算器上，彩色的2nd通常都位于左侧。按键颜色会因为型号的不同而异，但通常都与其它按键有所区别。“On”通常在右侧，位于数字按键的上方。
- 在某些型号的计算器上，“On”按键可能会位于左下角。
{"smallUrl":"https:\/\/www.wikihow.com\/images_en\/thumb\/a\/af\/Turn-off-a-Normal-School-Calculator-Step-8-Version-2.jpg\/v4-460px-Turn-off-a-Normal-School-Calculator-Step-8-Version-2.jpg","bigUrl":"https:\/\/www.wikihow.com\/images\/thumb\/a\/af\/Turn-off-a-Normal-School-Calculator-Step-8-Version-2.jpg\/v4-728px-Turn-off-a-Normal-School-Calculator-Step-8-Version-2.jpg","smallWidth":460,"smallHeight":345,"bigWidth":728,"bigHeight":546,"licensing":"<div class=\"mw-parser-output\"><\/div>"}

这样会解锁所有按键的第二种功能。
{"smallUrl":"https:\/\/www.wikihow.com\/images_en\/thumb\/a\/a4\/Turn-off-a-Normal-School-Calculator-Step-9.jpg\/v4-460px-Turn-off-a-Normal-School-Calculator-Step-9.jpg","bigUrl":"https:\/\/www.wikihow.com\/images\/thumb\/a\/a4\/Turn-off-a-Normal-School-Calculator-Step-9.jpg\/v4-728px-Turn-off-a-Normal-School-Calculator-Step-9.jpg","smallWidth":460,"smallHeight":345,"bigWidth":728,"bigHeight":546,"licensing":"<div class=\"mw-parser-output\"><\/div>"}

3
按 ON 。 这样就能关闭图形计算器。
- 要关闭TI Nspire，可以依次按 Ctrl 和 On 。
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方法 4

方法 4 的 6:

卡西欧图形或科学计算器

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{"smallUrl":"https:\/\/www.wikihow.com\/images_en\/thumb\/a\/a2\/Turn-off-a-Normal-School-Calculator-Step-10-Version-2.jpg\/v4-460px-Turn-off-a-Normal-School-Calculator-Step-10-Version-2.jpg","bigUrl":"https:\/\/www.wikihow.com\/images\/thumb\/a\/a2\/Turn-off-a-Normal-School-Calculator-Step-10-Version-2.jpg\/v4-728px-Turn-off-a-Normal-School-Calculator-Step-10-Version-2.jpg","smallWidth":460,"smallHeight":345,"bigWidth":728,"bigHeight":546,"licensing":"<div class=\"mw-parser-output\"><\/div>"}

在大多数卡西欧图形和科学计算器上，“Shift”按键都在屏幕下方的左上角。“On”按键位于右侧，在数字按键的上方。
{"smallUrl":"https:\/\/www.wikihow.com\/images_en\/thumb\/3\/3f\/Turn-off-a-Normal-School-Calculator-Step-11-Version-2.jpg\/v4-460px-Turn-off-a-Normal-School-Calculator-Step-11-Version-2.jpg","bigUrl":"https:\/\/www.wikihow.com\/images\/thumb\/3\/3f\/Turn-off-a-Normal-School-Calculator-Step-11-Version-2.jpg\/v4-728px-Turn-off-a-Normal-School-Calculator-Step-11-Version-2.jpg","smallWidth":460,"smallHeight":345,"bigWidth":728,"bigHeight":546,"licensing":"<div class=\"mw-parser-output\"><\/div>"}

这样会解锁所有按键的第二种功能。
{"smallUrl":"https:\/\/www.wikihow.com\/images_en\/thumb\/5\/58\/Turn-off-a-Normal-School-Calculator-Step-12-Version-2.jpg\/v4-460px-Turn-off-a-Normal-School-Calculator-Step-12-Version-2.jpg","bigUrl":"https:\/\/www.wikihow.com\/images\/thumb\/5\/58\/Turn-off-a-Normal-School-Calculator-Step-12-Version-2.jpg\/v4-728px-Turn-off-a-Normal-School-Calculator-Step-12-Version-2.jpg","smallWidth":460,"smallHeight":345,"bigWidth":728,"bigHeight":546,"licensing":"<div class=\"mw-parser-output\"><\/div>"}

“AC”按键的第二种功能就是关闭计算器。 ^{[2]
X
研究来源}

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方法 5

方法 5 的 6:

惠普图形或科学计算器

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{"smallUrl":"https:\/\/www.wikihow.com\/images_en\/thumb\/3\/3e\/Turn-off-a-Normal-School-Calculator-Step-13.jpg\/v4-460px-Turn-off-a-Normal-School-Calculator-Step-13.jpg","bigUrl":"https:\/\/www.wikihow.com\/images\/thumb\/3\/3e\/Turn-off-a-Normal-School-Calculator-Step-13.jpg\/v4-728px-Turn-off-a-Normal-School-Calculator-Step-13.jpg","smallWidth":460,"smallHeight":345,"bigWidth":728,"bigHeight":546,"licensing":"<div class=\"mw-parser-output\"><\/div>"}

在大多数惠普计算器上，“Shift”键都位于左侧。而“On”按键要么在左侧，要么在左下角。
{"smallUrl":"https:\/\/www.wikihow.com\/images_en\/thumb\/0\/0f\/Turn-off-a-Normal-School-Calculator-Step-14.jpg\/v4-460px-Turn-off-a-Normal-School-Calculator-Step-14.jpg","bigUrl":"https:\/\/www.wikihow.com\/images\/thumb\/0\/0f\/Turn-off-a-Normal-School-Calculator-Step-14.jpg\/v4-728px-Turn-off-a-Normal-School-Calculator-Step-14.jpg","smallWidth":460,"smallHeight":345,"bigWidth":728,"bigHeight":546,"licensing":"<div class=\"mw-parser-output\"><\/div>"}

这样会解锁按键的第二种功能。
{"smallUrl":"https:\/\/www.wikihow.com\/images_en\/thumb\/4\/44\/Turn-off-a-Normal-School-Calculator-Step-15.jpg\/v4-460px-Turn-off-a-Normal-School-Calculator-Step-15.jpg","bigUrl":"https:\/\/www.wikihow.com\/images\/thumb\/4\/44\/Turn-off-a-Normal-School-Calculator-Step-15.jpg\/v4-728px-Turn-off-a-Normal-School-Calculator-Step-15.jpg","smallWidth":460,"smallHeight":345,"bigWidth":728,"bigHeight":546,"licensing":"<div class=\"mw-parser-output\"><\/div>"}

“On”按键的第二种功能是关闭计算器。 ^{[3]
X
研究来源}

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方法 6

方法 6 的 6:

卡西欧DJ系列计算器

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{"smallUrl":"https:\/\/www.wikihow.com\/images_en\/thumb\/0\/02\/Turn-off-a-Normal-School-Calculator-Step-16.jpg\/v4-460px-Turn-off-a-Normal-School-Calculator-Step-16.jpg","bigUrl":"https:\/\/www.wikihow.com\/images\/thumb\/0\/02\/Turn-off-a-Normal-School-Calculator-Step-16.jpg\/v4-728px-Turn-off-a-Normal-School-Calculator-Step-16.jpg","smallWidth":460,"smallHeight":345,"bigWidth":728,"bigHeight":546,"licensing":"<div class=\"mw-parser-output\"><\/div>"}

“DISP”按键通常位于计算器的左侧。按住这个按键。
{"smallUrl":"https:\/\/www.wikihow.com\/images_en\/thumb\/9\/96\/Turn-off-a-Normal-School-Calculator-Step-17.jpg\/v4-460px-Turn-off-a-Normal-School-Calculator-Step-17.jpg","bigUrl":"https:\/\/www.wikihow.com\/images\/thumb\/9\/96\/Turn-off-a-Normal-School-Calculator-Step-17.jpg\/v4-728px-Turn-off-a-Normal-School-Calculator-Step-17.jpg","smallWidth":460,"smallHeight":345,"bigWidth":728,"bigHeight":546,"licensing":"<div class=\"mw-parser-output\"><\/div>"}

这个按键通常在右侧或靠近顶部的位置。确保在按“Correct”的同时也按住了“DISP”。
{"smallUrl":"https:\/\/www.wikihow.com\/images_en\/thumb\/e\/e0\/Turn-off-a-Normal-School-Calculator-Step-18.jpg\/v4-460px-Turn-off-a-Normal-School-Calculator-Step-18.jpg","bigUrl":"https:\/\/www.wikihow.com\/images\/thumb\/e\/e0\/Turn-off-a-Normal-School-Calculator-Step-18.jpg\/v4-728px-Turn-off-a-Normal-School-Calculator-Step-18.jpg","smallWidth":460,"smallHeight":345,"bigWidth":728,"bigHeight":546,"licensing":"<div class=\"mw-parser-output\"><\/div>"}

同时按住“DISP”和“Correct”就能关闭计算器。 ^{[4]
X
研究来源}

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