六年级数学计算题过关练习一姓名能简算的要简算(1)3--(2)×+×(3)×+÷(4)18×(+)(5)×7+×5(6)(-)×(24-)(1)(×+)÷(2)÷[(+)×](3)()(4)(5)(6)÷[(+)×](32×+17)÷(25+)÷+×+×+×-÷六年级数学计算题过关练习二姓名①(21×+×21)×②(99+)÷9③×÷④÷[(+)×]⑤(+)×30⑥+3÷4--×58+×41+××-×+÷÷[(-)÷]eq\f(3,5)×153–0.6×53(EQ\F(4,5)+EQ\F(1,4))÷EQ\F(7,3)+EQ\F(7,10)10-EQ\F(7,19)-EQ\F(12,19)+EQ\F(1,19)235-135÷1825×EQ\F(1,3)÷EQ\F(5,2)×EQ\F(3,10)13.09-8.12-4.8812×103-4500÷75六年级数学计算题过关练习三姓名5.3×+2.7×25%28×21.6-2.8×165.6×1.7+0.56×8312.06+5.07+2.9430.34+9.76-10.3434÷4÷1.7×3÷×31.25÷×0.8102×7.3÷5.117+-71--25×7×419.68-(2.68+2.97)41.06-19.72-20.287-3+8+2-11+7+3700÷14÷5 18.6÷2.5÷0.41.96÷0.5÷4六年级数学计算题过关练习四姓名=0.375:X=:60℅X:5=:=0.75:X=:23.6:X=0.48:1.25:0.2=X:3.5:0.7=X:0.6:4.8=12:X:=1.2:X45:X=18:269:0.09=X:0.15x:=:(3.8-x):7=2:7EMBEDEquation.3=x:=0.3:比例知识姓名一、填空。1.()叫做两个数的比。表示()叫做比例。2.在比例里,(),叫做比例的基本性质。3.36的因数有(),从中选出4个数,组成一个比例式是()。4.比的后项扩大3倍,要使比值不变,比的前项也应()。5.在一个比例中,两个内项互为倒数,那么两个外项的积是()。6.若X:4=5:Y,则XY=();若5X=7Y,则X:Y=():()。7.用2.3.4.6四个数可以组成的比例有()()()()。8.根据4×7=2×14写下列比例;4:2=():()2:7=():()7:2=():()2:4=():()9.在括号里填上合适的数,使比例式成立。8:6=4.8:()6.3:()=5:910.如果5A=3B那么A:B=():()9A=5B,那么B:A=():()11.甲的等于乙的,甲乙两数的比是():().12.如果=,那么X:Y=():()。13.组成比例的两个比的比值是4,外项分别是8和1.6,这个比例是()14.能与6.9.10组成比例的数有()()().二、按照下面的条件列出比例,并且解比例。(1)6和7的比等于30和x的比。(2)x和的比等于和的比。 14 _1234567921.unknown_1234567953.unknown_1234567969.unknown_1234567985.unknown_1234567993.unknown_1234568001.unknown_1234568005.unknown_1234568009.unknown_1234568011.unknown_1234568013.unknown_1234568014.unknown_1234568012.unknown_1234568010.unknown_1234568007.unknown_1234568008.unknown_1234568006.unknown_1234568003.unknown_1234568004.unknown_1234568002.unknown_1234567997.unknown_1234567999.unknown_1234568000.unknown_1234567998.unknown_1234567995.unknown_1234567996.unknown_1234567994.unknown_1234567989.unknown_1234567991.unknown_1234567992.unknown_1234567990.unknown_1234567987.unknown_1234567988.unknown_1234567986.unknown_1234567977.unknown_1234567981.unknown_1234567983.unknown_1234567984.unknown_1234567982.unknown_1234567979.unknown_1234567980.unknown_1234567978.unknown_1234567973.unknown_1234567975.unknown_1234567976.unknown_1234567974.unknown_1234567971.unknown_1234567972.unknown_1234567970.unknown_1234567961.unknown_1234567965.unknown_1234567967.unknown_1234567968.unknown_1234567966.unknown_1234567963.unknown_1234567964.unknown_1234567962.unknown_1234567957.unknown_1234567959.unknown_1234567960.unknown_1234567958.unknown_1234567955.unknown_1234567956.unknown_1234567954.unknown_1234567937.unknown_1234567945.unknown_1234567949.unknown_1234567951.unknown_1234567952.unknown_1234567950.unknown_1234567947.unknown_1234567948.unknown_1234567946.unknown_1234567941.unknown_1234567943.unknown_1234567944.unknown_1234567942.unknown_1234567939.unknown_1234567940.unknown_1234567938.unknown_1234567929.unknown_1234567933.unknown_1234567935.unknown_1234567936.unknown_1234567934.unknown_1234567931.unknown_1234567932.unknown_1234567930.unknown_1234567925.unknown_1234567927.unknown_1234567928.unknown_1234567926.unknown_1234567923.unknown_1234567924.unknown_1234567922.unknown_1234567905.unknown_1234567913.unknown_1234567917.unknown_1234567919.unknown_1234567920.unknown_1234567918.unknown_1234567915.unknown_1234567916.unknown_1234567914.unknown_1234567909.unknown_1234567911.unknown_1234567912.unknown_1234567910.unknown_1234567907.unknown_1234567908.unknown_1234567906.unknown_1234567897.unknown_1234567901.unknown_1234567903.unknown_1234567904.unknown_1234567902.unknown_1234567899.unknown_1234567900.unknown_1234567898.unknown_1234567893.unknown_1234567895.unknown_1234567896.unknown_1234567894.unknown_1234567891.unknown_1234567892.unknown_1234567890.unknown