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1、小学六年级解比例及解方程练习题六年级解方程及解比例练习题 解比例: x:10=: 0.4:x=1.2:2 11123= 431112:5=4:x 0.8:4=x:8 1.25:0.25=x:1.6 x: 2=6: 24325 2.8:4.2=x:9.6 x:24= 3:143 8:x= 2=89x 4.5x=62.2110:x=118:4 2.8:4.2=x:9.6 4:354 2.4x34:x=3:12 36x=543 58:116=x: 12 45:x=18:26 110.61.50642.4x 6x 5312x3141142511x x x0.7 42512536 1050x40 1.3
2、x5.220 11320169x 4.60.28x 解方程 X 2237 X=34 2X + 5 = 5 70%X + 20%X = 3.6 X3=201 25% + 10X = 4545 X - 15%X = 68 X358X121 5X32157 1423.6618 38x64 23X1412 x 313X+= 3X=3 6X5 =13.4 X2=7716 X 125 X=310 X 635=26134525 310X2123=4 6X5 =13.4 448878X=34 4X623=2 32581165 X = 72 9 X = 651 x3 9 = 29 12x + 16x = 4 x
3、+14x=20 2(x-2.6)=8 25 X-133 X=10 4638 4 5X=1584415 X= X= 19 23X14=12 X6261335=4525 4+0.7X=102 X-38X=400 X-0.125X=8 211535X=2572 14 213X+2X=42 X+52889X=161651 X4=30% 14X=105 36X = 34 X-0.25= 313135X+ X=18 X( + )= x0.375x= 7 x2+1=43328 X 0.365- 334 x = 5 x- 0.8x = 16+6 20 x X25%X=90 X2X + 25 = 35 70%X
4、 + 20%X = 3.6 X 6812637X12 5 X2.458 213 (x- 4.5) = 7 2 x- 25%x = 10 8.5= 1.5 x- 45 x -4= 21 37 X= 89 X 27 X=34 315=204 25% + 10X = X - 15%X = 68 XX121 435 5X355217 34X+14=38 3X= X7X=384 4X 35 X = 2572 23X1412 6X38 X623=2 89 X = 116651 X85 =13.4 27=716 125 X=310 6261335=4525 4x3 9 = 29 x + x = 4 x+12
5、1632X21=4 3101x=20 2(x-2.6)=8 6X5 =13.4 4 25 X-13 X=310 4 821X=415 X 3255X=72 X-0.25=14638 5X=45=1528 89X=161651 XX4=30% 4+0.7X=102 1519 213X4=12 635=26134525 2113X+X=42 X+X=105 X-X=400 3248X-0.125X=8 3363 = X+ X=18 X4 X( 16 + 38 )=1312 x0.375x=56 x X37X12 5 X2.458 0.36 213 (x- 4.5) = 7 2 x- 25%x =
6、10 Xx- 0.8x = 16+6 20 x 8.5= 1.5 x- 723+12=438 5- 334 x = 525%X=90 45 x -4= 21 382233X X= X X= 2X + = 797554 70%X + 20%X = 3.6 X=20 25% + 10X = X - 15%X = 68 XX121 5X3 3855 721351445313X+= 3X=3 4488 X= 1233258116 X= X = X = 5105729651 277732 XX= 4X6=2 84316X 6261311= 4x3 9 = 29 x + x = 4 25263545321
7、X21=4 x+x=20 2(x-2.6)=8 103 6X5 =13.4 5X=1519 23X14=12 X635=26134525 X-0.25= 425 X-13 X=310 48421X=15 X3255X=72 14638 45=1528 89X=161651 X4=30% 4+0.7X=102 X+X=42 X+X=105 X-X=400 X-0.125X=8 2312143363 = 8 X+313137 X=18 X( 6 + 8 )=12 x x2+1=43 X33287X12 0.365- 3324 x = 5 3 (x- 4.5) = 7 x- 0.8x = 16+6 20 x 8.5= 1.5 X40.375x=562.458 12 x- 25%x = 10 x- 45 x -4= 21 5 X
