常用数学公式的表示方法
&an word="nbsp">nbspan>;
5+6=11&an word="nbsp">nbspan>;&an word="nbsp">nbspan>;&an word="nbsp">nbspan>;&an word="nbsp">nbspan>;&an word="nbsp">nbspan>;&an word="nbsp">nbspan>;&an word="nbsp">nbspan>;&an word="nbsp">nbspan>;&an word="nbsp">nbspan>;an word="Five">Fivean>&an word="nbsp">nbspan>;an word="plus">plusan> an word="six">sixan> an word="is">isan> an word="eleven">elevenan>.
10—2=8&an word="nbsp">nbspan>;&an word="nbsp">nbspan>;&an word="nbsp">nbspan>;&an word="nbsp">nbspan>;&an word="nbsp">nbspan>;&an word="nbsp">nbspan>; an word="Ten">Tenan>&an word="nbsp">nbspan>;an word="minus">minusan> an word="two">twoan> an word="is">isan> an word="eight">eightan>. an word="http">httpan>://an word="yingyu">yingyuan>.an word="chazidian">chazidianan>.an word="com">coman>
2×5=10&an word="nbsp">nbspan>;&an word="nbsp">nbspan>;&an word="nbsp">nbspan>;&an word="nbsp">nbspan>;&an word="nbsp">nbspan>;&an word="nbsp">nbspan>;&an word="nbsp">nbspan>;an word="Two">Twoan> an word="times">timesan> an word="five">fivean> (an word="Two">Twoan>&an word="nbsp">nbspan>;an word="multiplied">multipliedan> an word="by">byan> an word="five">fivean>) an word="is">isan> an word="ten">tenan>.
9÷3=3&an word="nbsp">nbspan>;&an word="nbsp">nbspan>;&an word="nbsp">nbspan>;&an word="nbsp">nbspan>;&an word="nbsp">nbspan>;&an word="nbsp">nbspan>;&an word="nbsp">nbspan>;&an word="nbsp">nbspan>;&an word="nbsp">nbspan>;an word="Nine">Ninean> an word="divided">dividedan> an word="by">byan> an word="three">threean> an word="is">isan> an word="three">threean>.
an word="a">aan>>an word="b">ban>&an word="nbsp">nbspan>;&an word="nbsp">nbspan>;&an word="nbsp">nbspan>;&an word="nbsp">nbspan>;&an word="nbsp">nbspan>;&an word="nbsp">nbspan>;&an word="nbsp">nbspan>;&an word="nbsp">nbspan>; &an word="nbsp">nbspan>;&an word="nbsp">nbspan>;&an word="nbsp">nbspan>;&an word="nbsp">nbspan>; an word="a">aan> an word="is">isan> an word="more">morean> an word="than">thanan> an word="b">ban>.
a
a≈b a approximately equals to b.
a≠b a is not equal to b.
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