2022年人教版六级解方程及解比例练习题.pdf

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1、人教版六年级解方程及解比例练习题解比例: x:10=41:31 0.4:x=1.2:2 4 .212=x321:51=41:x 0.8:4=x:8 43:x=3:12 1.25:0.25=x:1.6 92=x8x36=354x: 32=6: 2524x5.4=2 .26 45:x=18:26 2.8:4.2=x:9.6 101:x=81:41 2.8:4.2=x:9.6 x:24= 43:31 8:x=54:4385:61=x: 1210642.4x6x15130.6121.5x3412x451112452536xx1140.7121050 x401.3x5.220 x3.6618 13120

2、169x 4.60.28x38x64解方程X27 X=43 2X + 25 = 35 70%X + 20%X = 3.6 精品资料 - - - 欢迎下载 - - - - - - - - - - - 欢迎下载 名师归纳 - - - - - - - - - -第 1 页，共 5 页 - - - - - - - - - - X53=2041 25% + 10X = 54 X - 15%X = 68 X83X121 5X32157532X4112 6X5 =13.4 834143X 3X=83X72=167 X87X=43 4X632=2 125X=31053 X = 722598 X = 61511

3、6X356=45262513 4x3 9 = 29 21x + 61x = 4 103X2132=4 2041xx8)6 .2(2 x6X5 =13.4 25 X-13 X=310 4638 5X=1915218X=154 X54=281532X41=12 53X=722598X=615116X356=45262513 X-0.25=414X=30% 4+0.7X=102 32X+21X=42 X+41X=105 X-83X=400 X-0.125X=8 X36 = 43X+37 X=18 X( 16 + 38 )=1312 x0.375x=65x32+21=483 X73X12 5 X2.4

4、58 精品资料 - - - 欢迎下载 - - - - - - - - - - - 欢迎下载 名师归纳 - - - - - - - - - -第 2 页，共 5 页 - - - - - - - - - - 0.365- 34 x = 3523 (x- 4.5) = 7 12 x- 25%x = 10 x- 0.8x = 16+6 20 x 8.5= 1.5 x- 45 x -4= 21 X25%X=90 X37 X= 89 X27 X=432X + 25 = 35 70%X + 20%X = 3.6 X53=204125% + 10X = 54 X - 15%X = 68 X83X121 5X3

5、2157532X4112 6X5 =13.4 834143X 3X=83 X72=167X87X=43 4X632=2 125X=31053 X = 722598 X = 615116 X356=452625134x3 9 = 29 21x + 61x = 4 103X2132=4 2041xx8)6.2(2 x 6X5 =13.4 25 X-13 X=310 4638 5X=1915218X=154 X54=281532X41=12 精品资料 - - - 欢迎下载 - - - - - - - - - - - 欢迎下载 名师归纳 - - - - - - - - - -第 3 页，共 5 页 -

6、 - - - - - - - - - 53X=722598X=615116 X356=45262513X-0.25=414X=30% 4+0.7X=102 32X+21X=42 X+41X=105 X-83X=400 X-0.125X=8 X36 = 43 X+37 X=18 X( 16 + 38 )=1312 x0.375x=65 x32+21=483X73X12 5 X2.458 0.365- 34 x = 3523 (x- 4.5) = 7 12 x- 25%x = 10 X25%X=90 x- 0.8x = 16+6 20 x 8.5= 1.5 x- 45 x -4= 21 X37 X

7、= 89X27 X=43 2X + 25 = 35 70%X + 20%X = 3.6X53=2041 25% + 10X = 54X - 15%X = 68X83X121 5X321575834143X 3X=83X72=167 X87X=43 4X632=2 125X=31053 X = 722598 X = 615116X356=45262513 4x3 9 = 29 21x + 61x = 4 精品资料 - - - 欢迎下载 - - - - - - - - - - - 欢迎下载 名师归纳 - - - - - - - - - -第 4 页，共 5 页 - - - - - - - - -

8、- 103X2132=4 2041xx8)6.2(2 x6X5 =13.4 25 X-13 X=310 4638 5X=1915218X=154 X54=281532X41=12 53X=722598X=615116X356=45262513 X-0.25=414X=30% 4+0.7X=102 32X+21X=42 X+41X=105 X-83X=400 X-0.125X=8 X36 = 43 X+37 X=18 X( 16 + 38 )=1312 x0.375x=65x32+21=483 X73X12 5 X2.458 0.365- 34 x = 3523 (x- 4.5) = 7 12 x- 25%x = 10 x- 0.8x = 16+6 20 x 8.5= 1.5 x- 45 x -4= 21 精品资料 - - - 欢迎下载 - - - - - - - - - - - 欢迎下载 名师归纳 - - - - - - - - - -第 5 页，共 5 页 - - - - - - - - - -