解方程和解比例练习题.docx

1、解方程和解比例练习题 解方程和解比例练习题 解比例: x:10= 14 : 13 0.4:x=1.2:2 123=.4x1 :1=12543 :x=3:12 :x 0.8:4=x:8 283654 = 9xx34.56224 x: =6: =45:x=18:26 325x2.2 111 2.8:4.2=x:9.:x=:2.8:4.2=x:9.6 1084 3143511 x:24= :8:x=: :=x: 43548612 110.61.5 0642.4x6x5312x 1.25:0.25=x:1.6= 3141142511 xx x0.725125361421050x40 1.3x5.220

2、 x3.6618 11164.683x x 新|课 |标| 第 |一| 网2090.2x864 解方程 2233 XX + =54 31454535521 XX121X3X12 873421 327 6X=13.43X=X= 8716 732 XX=X6=2 843 X=205% + 10X = X - 15%X =8 123325811X= X = X = 105729651 X 6261311 =x= x + x = 25263545 21332 X21=6X=13. X-638 5310103 154415213258 X=X= X=12X= 191552834572218116131X

3、626 X= X=X-0.25= =30%5125443545 2113 4+0.7X=10X+X=4 X+X=10X-X=400 3248 5X= 31313336 X-0.125X= X+X=1 X=768124Xx0.375x= x+=4 XX1 X2.458321 0.365- =x-5%x = 10 45324 x- 0.8x = 16+0 x.5= 1.5x- x -4=1 5 382233 X25%X=90XX= X X= X + =755470%X +0%X =.6X=205% + 10X =X - 15%X = XX121X3 3 8 35 14 45 5623123837

4、5521 X16X=13.4421 327732 3X= X=XX= X6=2 8716843 123325811662613 X= X = X = X =51057296512535454x=9 1 2 x + 16 x = 32X21=103 2131548 6X=13.4463X= X= 5310191521X 415213258116 = X=1X=X=28345729651 13626 = 新 课 标 第 一 网 2535451X X-0.25= =30%4+0.7X=102 44 2113 X+X=4X+X=10 X-X=4003248 X X-0.125X=8 3336 =4X

5、13135213 X?1034 213 6X=13. X=638 53105X= 1544158 X=X= 191552821 213258116X=1X= X=45729651 131X626 X=X-0.25=30% 25443545 211 4+0.7X=10 X+X=4X+X=105 324 3336 X-X=400X-0.125X= = 4X 313135X+ X=1 X = x-5%x = 10 45324 x- 0.8x = 16+0 x.5= 1. x-计算下面各题，能简算的要简算. 新 课 标 第 一 网 214323 575518427 36125551 156 + 353

6、676275 9+2 135 13 11236 21037243132545542+ 752116412 1 14+ 3413 1224+）17 5 23123837 191981 19 202032472291510 + 100.42510 新课标第一网系列资料 人教版六年级解方程及解比例练习题 解比例: x:10=: 0.4:x=1.2:21 1123= 3 1112:5=4:x 0.8:4=x:8 1.25:0.25=x:1.6x: =6:4 3 25 2.8:4.2=x:9.6 x:24= :14 3 8:x= 0642.4x=89x.56x=2.2 1110:x=8:1 4 2.8:

7、4.2=x:9.6:35 4 6x115.4x 3 4 :x=3:12654x=3 58:116=x: 12 0.6121.5 x 45:x=18:26 3141142511xx x0.72512536 1050x40 1.3x5.220 11320169 x .60.28x 解方程 X3 23742X + = X3 =2015% + 10X =5 4 5 X - 15%X =8 X358 X121X3 21 571423.6618x64 23X1 412x 313X?3X=6X=13.X2 =7716X 125X=310X35=261345 25 310X2123=4 6X=13.4488

8、78X=34X62 3 =2258116 X = X =51 x= 12x + 1 6x = x?1 4 x?202?2513 X=10 638 4 5X=1544158 X=X= 19 23X14=1X626 1335=45 25 4+0.7X=102 X-38 X=400X-0.125X=8 21 1535X=257 142 13 X+2 X=42X+52889X=161651 X4=30% 14 X=1056 X =4 X-0.25= 313135X+ X=1 X = .5= 1.54 5378 X73 4 31 5=20 4 人教版六年级解方程及解比例练习题 解比例: x:10=: 0

9、.4:x=1.2:21 1123= 3 112:5=14:x 0.8:4=x:8 1.25:0.25=x:1.6 2=89 x 2.4x 3 4 :x=3:12654x=3 x: =6:4.5624 =45:x=18:2625 2.8:4.2=x:9.6 x:24= :1438:x= x2.2 110:x=18:1 4 2.8:4.2=x:9.6:3548:116=x: 12 110.61.5 0642.4x x 5312x 3141142511 xx x0.7425 1050x40 13120169 解方程 X3 742X + X3 =2015 4 25% + 10X = X38 X121X

10、 1253614 1.3x5.220 x3.661x .60.283x x64 2=45 X - 15%X =355221 73X1 412 3133 6X=13.X?3X= X2 =77 16X 125X=310X35=261345 25 310X2123=4 6X=13.4 4488 78X=34X62 3 =2258116 X = X =51 x= 11 2x +x = x?1 4 x?202?2513 X=10638 4 5X=1544158 X=X= 19 23X14=1X61335=26 45 25 4+0.7X=102 X-38 X=400X-0.125X=8 X+3X=1 X21 1535X=257 142 X+13 2 X=42X+( 1313+12x52889X=116651 X4=30% 14 X=1056 X =4 0.375x=56 X-0.25=