小学六年级解比例及解方程练习题

1、jz*解方程及解比例练习题解比例：X：10=-：l0.4:x=1.2:24 3- = -x0.8:4=x:83:x=3:122 5441.25:0.25=x:1.62 =836= 549 xx 312=324 xx:2=6:244.5=645:x=18:26325x2.22.8:4.2=x:9.61:x=1:1：x=:2.8:4.2=x:9.6108 4x:24=8:x=4:-5 11- x.4 35 48 6 12jz*jz*1 10.61.50.6:4=2.4:x6:x=：:5 312x31411 42511:-=x: - . =:xx:=0.7:42512 536142解方程X-2X=3

2、7422X + -570%X + 20%X = 3.6Xx3=20 x-5425% + 10X =-5X - 15%X = 6810:50=x:401.3:x=5.2:20 x:1 1 16_ . _ _ _3:20=94.680.2=x3上8=64jz*X+3x=1215X-3X=5=128217343 7133X=36X+5 =13.4X448827X =X+7X-34X(5X2-27 16843123X-3X -竺8X-.1 X6X51057296 516 26入-X竖4x-3X9 - 291x1+x- 435 452526-X-21X2=4103x -x 2042(x2.6)82136

3、X+5 =13.4X- X=53104x_6=385X=dAX=1X芒1921155 282X-=12?X二竺3457296516 _ 26 .13 一 X-0.25=-=30%35 4525444+0.7X=1022X+X=42X+!X=105324X-3X=400X-0.125X=836=38jz*X4jz*X+3 X=18xX2+l=4X33281313XX+)=弋68J12X- 2X=127x0.375x=565 X2.4X5=8330.36X5- 7 x =匚4523 (x- 4.5) = 712x- 25%x=10 x- 0.8x = 16+6420 x-8.5= 1.5 x- x

4、 -4= 215X+25%X=90382X-X=x-X更797422X +=53570%X + 20%X = 3.6XX3=20X15425% + 10X =4X - 15%X = 68X+?X=121585X-3x1二_ 5=126X+5 =13.4217343X133X=3X344887 16X+7X=3844X-6賂=23123-X=-5103X=258X =1芒6 _ 26 13X_-x572965135 45 25jz*4x3x9 = 291 1-x + - x = 42X21x2=41xx42 6103202(x 2.6)86X+5 =13.42 1-x-3 X=4x 6=385X

5、=5310198x=4x-x.4=15=1221155 28343X=258X=1芒626 .13X .572965135 45 25X-0.25二1X=30%4+0.7X=10244jz*2X- 2 X=4008jz*3X+2X=42X+1X=1054X2 3X=125 X2.45=873 (x- 4.5) = 7X-0.125X=836=3灭4X+3 X=18313+8)=12x0.375x=56x?+- =4归3 28330.365- - x =一45X- 2 X=4008jz*12X- 25%X=10X+25%X=90 x- 0.8x = 16+620 x-8.5= 1.5x-4x -

6、4= 215383jz*22X + -=5X - 15%X = 68X+3X=12185X3K5=总2173X1 344870%X + 20%X = 3.6XX?=20X15425% + 10X =-5x7X= 92x=2743X=31235钦=10jz5X=7|X =1芒651X6=26X1335 45 254x3X9 = 29lx+2?X21X2=4103202(x2.6) 86X+5 =13.41X-3X=104x 6=385X=1984X-21152 12X=12345728X=1X16X=X9651jz*4+0.7X=1022X+!X=42X+lX=105324X-3X=4008X-0.125X=8xX2+l=4X3X-X=123287X =26空35 4525X-0.25=1仝=30%443X+一X=1871313X入6+8)=匚x0.375x=560.36X5-3 (x- 4