2019届中考数学复习专项二解答题专项一、实数的运算练习.doc

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1、实数的运算满分训练1.(2018湖南湘潭中考)计算:|-5|+(-1) 2- - 。1342.(2017陕西中考)计算: -1-26+32( ) 。3.(2018黑龙江大庆 中考)计算:(-1 ) 2 018+|1- |- 。384.(2018广西桂林中考)计算:-1018+-6cos45+2( 3) 。5.(2018辽宁沈阳中考)计算:2tan 45-| -3|+ -(4-) 0。2216.(2018某工大附中模拟)计算:-1 2 018+ -(-3) 0-|tan 60-2|。17.(2018贵州遵义中考)计算:2 -1+|1- |+( -2) 0-cos 60。838.(2018四川遂宁

2、中考)计算: +( -1) 0+2sin 45+| -2|。-13829.(2018某工大模拟)计算: -|2- |-3tan 30(-3.1 4) 0。18310.计算: + 。12133tan011.(2018 某高新一中模拟)计算:2cos 30+ -| -3|- 。273-2112.(2018四川达州中考)计算:(-1) 2 018+- -|2- |+4sin 60。-2113.(2018某交大附中模拟)计算:(3-) 0+4sin 45- +|1- |。8314.(2018湖南怀 化中考)计算:2sin 30-(- ) 0+| -1|+ 。231215.(2018内蒙古通辽中考)计算:-|4- |-(-3.14) 0+(1-cos 30)12 。21参考答案

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