若，则=.-八年级数学

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• 计算：①②-八年级数学
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• 下列运算正确的是[]A．B．C．D．-九年级数学
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• 若，则m的取值范围是。-九年级数学
• ．若的整数部分是a，小数部分是b，则。-九年级数学
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• 若，则。-九年级数学
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• （本题满分8分）先将化简，然后选取一个你喜欢的a的值，代入求值．-九年级数学
• 已知+5的小数部分为A，11-的小数部分为B，求（1）A+B的值；（2）A-B的值。-八年级数学
• 计算：。-八年级数学
• 若m是的小数部分，则m的值是.-八年级数学
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