精品文档---下载后可任意编辑六年级分数解方程练习题班级 姓名 成绩 25% + 10X = X - 15%X = 68X+ X=121 5X-3×= X÷ =126X+5 = 3X=X÷ = X+ X= 4X-6× =2 ÷X= X = X = × X÷ =× 4x-3 ×9 = 29 x + x = 4精品文档---下载后可任意编辑X-21× =4 6X+5 = X-X= 4χ-6=385X= X= X÷ =X÷ =12 X= X= ×X÷=÷ = =30% 4+=102 X+ X=42 X+ X=105精品文档---下载后可任意编辑 X- X=400 =8 = X+X=18 X×( + )= x-= x× + =4× X- X=12 5 X-×5=8×5- x = (x- = 7 x- 25%x = 10x- = 16+6 20 x– = x- x -4= 21 X+25%X=90 X-X= 解:(1)(12×3/4+12×2/3)x=8/3 (9+8)x=8/3 17x=8/3 x=8/3÷17 x=8/51 ( 2)7x/15=3/4×4/15×9/17精品文档---下载后可任意编辑 7x/15=9/85 x=9/85÷7/15 x=27/119 (3)(15×1/3+15×2/5)x=20 (5+6)x=20 11x=20 x=20÷11 x=20/11 (4) 2x-3x/7=6 11x/7=6 x=6÷11/7360÷[(12+6)×5] 288÷[(26-14)×8] 500×6-(50×2-80) (105×12-635)÷25 864÷[(27-23)×12] (45+38-16)×24 500-(240+38×6) [64-(87-42)] ×15 (845-15×3)÷1612×[(49-28)÷7] 450÷[(84-48] )÷12 (58+3