六年级解比例及解方程练习题200道

六年级解比例及解方程练习题200道同学们，进入六年级，解方程和解比例成为了数学学习中的重要内容，它们不仅是后续学习更复杂数学知识的基础，也是解决实际问题的有力工具。熟练掌握这些技能，需要我们理解概念，更需要通过大量练习来巩固。下面，老师为大家精心准备了200道练习题，希望大家能认真完成，逐步提升解题能力。一、解方程专项练习(120道)解方程的核心在于运用等式的基本性质，通过一系列变形，最终求出未知数的值。请同学们牢记：等式两边同时加上（或减去）同一个数，左右两边仍然相等；等式两边同时乘（或除以）同一个不为0的数，左右两边也仍然相等。（一）基础一步方程(40道)1.x+5=122.x-8=153.20+x=354.x-1.2=3.65.7x=426.x÷6=77.0.5x=38.x÷0.8=109.x+9.3=10.510.15-x=711.x+3.8=9.412.x-5.6=4.413.9x=7214.x÷5=0.615.1.2x=616.x÷1.5=417.x+23=5818.67-x=2519.x-3.2=6.820.x+0.7=2.321.12x=9622.x÷8=1.2523.0.8x=1.624.x÷0.5=1025.x+45=8026.70-x=2427.x-18=3228.x+6.5=12.329.6x=3030.x÷12=531.1.5x=7.532.x÷2.5=633.x+1.02=3.0534.4.5-x=1.835.x-0.6=2.436.x+8.9=13.537.10x=8538.x÷4=2.2539.0.3x=0.9940.x÷6.4=1.2（二）稍复杂两步方程(30道)41.3x+6=1542.4x-8=2043.5+2x=2544.6x-3=2145.x÷3+2=746.x÷4-5=147.2x+1.5=4.548.7x-3.6=5.449.0.5x+3=750.6-2x=251.4x+7=2352.9x-12=3953.8+3x=3254.10x-6=5455.x÷5-3=256.x÷2+6=1057.3x-2.4=3.658.0.8x+4=1259.5x+6x=2260.10x-3x=2161.7x+8=5062.5x-1.5=8.563.x÷6+4=964.12-3x=365.2.5x-6=1966.4x+3x=4967.15x-8x=4968.0.6x+0.4x=569.8x-4x=2070.3x+5x=2.4（三）含有括号的方程(30道)71.2(x+3)=1072.3(x-5)=2173.4(2x+1)=2074.5(3x-2)=3575.(x+6)÷2=876.(x-4)÷3=577.0.5(x+2.8)=378.2.5(x-1.2)=7.579.3(2x-1)+5=2680.4(x+3)-2x=2081.6(x-2)=2482.7(2x+3)=4983.(x+4)×5=3584.(3x-6)÷3=485.2(x+1.5)+3=1086.5x+2(x+1)=2387.3(x-2)=2x+188.4(2x-5)=3x+1089.(x+3)÷4=2.590.6x-(x+1)=1491.2(3x-4)=1092.5(x+1.6)=1893.(2x+4)÷2=794.3x+2(x-3)=2195.4(3x-1)=5(x+2)96.(x+5)×2-x=1697.7x-2(x+3)=2498.3(2x+5)=4x+2599.(x-1.8)÷0.6=3100.2.5x-(x+2)=10101.3(4x-1)=9102.6(x+2.1)=18.6103.(5x-15)÷5=10104.4x+3(x-2)=26105.5(2x-3)-3x=11106.(x+12)÷3=x107.6x-2(1-x)=2108.2(x+3)=3(x-1)109.(3x+6)÷2=12110.4x-3(20-x)=6x（四）未知数在等号两边的方程(20道)111.5x=3x+12112.8x-4=3x+11113.10x-6=7x+9114.6x+8=9x-7115.3x+20=5x116.7x-15=4x+6117.9x+12=12x-3118.4x-5=2x+13119.12x-8=8x+16120.5x+1.5=3x+4.5二、解比例专项练习(80道)解比例的依据是比例的基本性质：在比例里，两个外项的积等于两个内项的积。运用这个性质，可以将比例式转化为我们熟悉的方程，再求解。（一）基本形式比例(50道)121.2:3=x:6122.4:x=1:5123.x:5=6:3124.3:8=6:x125.5:10=x:4126.x:12=3:4127.6:x=2:7128.8:12=2:x129.x:9=4:3130.7:2=x:4131.10:x=5:6132.x:8=1.5:4133.3:0.6=x:1.2134.0.5:x=1:2135.x:2.5=4:5136.6:1.5=8:x137.4:5=x:15138.x:7=3:21139.9:x=3:4140.12:18=x:3141.5:x=15:3142.x:6=8:16143.3:4=9:x144.10:15=2:x145.x:10=7:35146.8:x=2:0.5147.0.3:0.4=x:8148.x:1.8=0.5:3149.6:8=x:24150.1.2:x=3:5151.x:4=12:16152.7:8=21:x153.15:x=5:7154.x:11=12:33155.2.5:5=x:10156.4:x=0.8:0.2157.x:0.3=6:0.9158.8:1.2=x:3159.3:x=6:14160.x:14=5:7161.9:12=3:x162.x:5=0.8:2163.1:3=x:18164.6:x=1:0.8165.10:4=x:1.2166.x:16=3:8167.5:7=x:28168.12:x=4:5169.x:3=0.6:0.9170.0.4:0.1=8:x（二）稍复杂比例(30道)171.(x+2):3=4:1172.5:(x-1)=1:2173.2:5=(x+3):10174.(x-4):6=3:2175.4:(2x)=1:2176.(3x):9=5:3177.6:(x+5)=3:4178.(x+1):4=7:2179.8:3=(2x):9180.(5x-2):3=4:1181.(x+6):5=2:1182.7:(x-3)=14:4183.3:8=(x-5):16184.(2x+1):5=3:1185.10:(x+2)=5:3186.(x-1):2=6:3187.(4x):8=3:4188.5:(3x-1)=1:2189.(x+3):6=4:3190.9:(2x-1)=3:1191.(x-5):4=5:2192.6:(x+2)=2:5193.(3x+6):9=4:3194.4:(x-4)=2:3195.(2x-4):6=1:3196.8:(4x)=2:5197.(x+8):4=5:2198.12:(x-1)=3:2199.(3x-3):6=2:3200.5:(2x+3)=1:3三、温馨提示1.认真审题：看清题目是解方程还是解比例，确定运算符