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1、名校精品资料数学数学计算能力练习题集简便计算9.75.271.73 2.52.62.552 4.8964.8 33 199125+1992125-199305 8.65-3.7+1.35-6.3 (16.53+37.5)6 1.254.8 0.2799+0.270.65101 76.435.334.67 13.712.50.83.258.46.758.4 7.385.143.622.860.320.25+0.084 13.75 7.87.8 2.5(1.941.941.941.94)(2525)(43) 546-398 457+199 3.24105.64 1.253.20.254.58-(2
2、.58+1.5) 2.30.250.4 5.63.52.70.99 0.1253.20.25 3.81.013.729.9+3.720.1 0.990.81+0.990.19+0.99 1.3925-0.039250 (4.16+4.16+4.16+4.16)2.51(2.5-0.25)0.4 3.7899+3.78 65(0.654)4.9+0.1-4.9+0.1 5.52-(3.52-0.72)2.60.5+7.42 42.2103 8.3991.2520.374 1.258-0.02580(2.31+6.69)0.03 35.20.250.4 3.610.11125997 998+124
3、6+9989 (870087087)871258.8 1.34.253.73.75 17.15(3.52.85)3.4993.4 4.81.01 4+3.25+6.8 25(80.4)1.25 7(2)(+)72 93.53 162.51125997 998+1246+9989 (870087087)871258.8 1.34.253.73.75 17.15(3.52.85)3.4993.4 4.81.01 0.4(2.573) (1.61.61.61.6)25 () 12.32.455.74.55 2 0.1250.256464.2870.6421300 78367.87417 1780.1250.5 2.42+4.5843 25100 4.253(21) 3.83.93.90.10.13.9 12.1(+)105