完整版小学六年级解比例及解方程练习题.docx

1、完整版小学六年级解比例及解方程练习题解方程及解比例练习题解比例:x:10=-:-0.4:x=1.2:212 =34 32.4 x1 1 1 NX .X0.8:4=x:8-:x=3:122 5 442=89 xx:24= 3 : 18:x=4 : 3V=x:4 35 48 6丄120. 6 : 4=2.4 : x0.6V210.7 : 211: 4=2512 : 5= 364.6 = 80.2 = x解方程70%X + 20%X = 3.6XX =20x 15 425% + 10X =X - 15%X = 68X+ 3X= 1215X-3X =-X- 1 = 1282173 46X+ 5 =13

2、.43X=X-2丄7 164X6X 2 =231252572X-鼻=26 x133545254 x 3 X 9 = 291x+6x=43 2 12( x 2.6) 8-X 21 X 2 =4 x2010 3 46 = 386X+ 5 =13.45X192 12X-丄=123 46 _ 26 亠 13 35 45 254+0.7X=102空X，X21 153x=255 72X-0.25二142 1-X+- X=42X+3 28x=1 x 少9 6 51-=30%43X- 3 X=4008X-0.125X=81 3 13X（ 6 + 8）=d1丄 X=105436=3X4x-0.375x=-65

3、X 2.4 x 5 = 830.36 x 5- x =43 (x- 4.5) = 72 x- 25%x = 10x- 0.8x = 16+6 20 x-8.5= 1.5x-4x -4= 21X+ 25%X=903-3 X=2 x=97 422X + 5 =70%X + 20%X = 3.6 X3 1x-=20x -5 425% + 10X = 45X - 15%X = 68 X+ -X= 12185X 3X 5 = 521 7-X- 1 = 12 6X + 5 =13.43 43X 1 33X=3X亠2-. _ 78716X+ - X=38 424X 6X 2=2312 35 + X=10=空

4、*昱35 45 253 2-X 21 x -=4 10 31x -x 2042(x 2.6) 86X+ 5 13.42 1 315X- - X- _4X 6 = 385X5 3 10198 X-4X.4_15 2 12X-1221 155 283 43x-258X1 16X亠6 26亠135 729 6 5135 45 25X-0.25- 1X30%4+0.7X102442 12X+2X=42X+1-X105X-33 X4003 248X-0.125X=836X+3 X=181312x 0.375x=-6x x ?+l=4x 23 2 8X- -X= 1275 X 2.4 x 5 = 8 0.

5、363 (x- 4.5) = 71 x- 25%x = 10 X+ 25%X=90x- 0.8x = 16+6420 x 8.5= 1.5 x- x -4= 21570%X + 20%X = 3.6X - 15%X = 684x 4 37 1612 35 + X=10X- 2 X=37 43X=2X +XX 3=20X 15 43X+ -X= 12185X25% + 10X =-53x221 724X 6X 2 =233 X =258 X =1 x 165729651X+ 6=26 x 134x- 3 x9 - 291 丄1 /-x + -x-435 45252 6-X- 21 x 2=4x1

6、-x 202(x 2.6) 810 3421 36X+ 5 =13.42 x-X3 104X 6 = 385X=8X=4X亠 4 = 151921155 282X-】 = 123x=258X=1 x 16x,= x 3 45729 6 51X . 6 =26 .13X-0.25=1-=30%35 4525441X+ -X=10543X- 3 X=4008X-0.125X=8X+3 X=18 X1 3 13X ( 6 + 8)=/x 0.375x=-6xX 2+丄=4乂 33 2 8X -X= 1275 X 2.4 X 5 = 8330.36 X 5- j x =-453 (x- 4.5) = 72 x- 25%x = 104x- x -4= 215X- 2 X=3 2X +