分数解方程专项练习题
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2 x+2.5=12.55 x-2=10.54 x+2.4 x=12.8
9 x÷4=1.8
X+ – = 2X– =
分数解方程练习题(七)
班级成绩
X+ =
0.8x+16=968.3x-2x=635.5x–3x = 1.75
2x÷10 = 5.280÷x=201.2x+0.8x=28
2x-0.1=3.71.6x+3.4x=271.7x+0.3x=7.8
x÷0.24=1000.7x+0.9=7.21.3x+2.4×3=12.4
X-21× =4
6X+5=13.4 X- X= 4χ-6=38
5X= X= X÷ =
分数解方程练习题(五)
班级成绩
X÷ =12 X= X= ×
X÷ = ÷ X-0.25= =30%
4+0.7X=102 X+ X=42 X+ X=105
X- X=400 X-0.125X=8 =
X+ X=18 X×( + )= x-0.375x=
分数解方程练习题(一)
x- x= 2x+ = 0.7x+ 0.2x= 3.6
x× =20× 0.25+ 10x= 5x-3× =
x–0.15x= 68x+ x=121 x÷ =12
6x+5=13.4 x+ x= 4
4x-3×9 = 29x+ x= 4x-6× =2
÷x= x= × x÷ = ÷
分数解方程练习题(二)
X- X= 2X + = 70%X + 20%X = 3.6
X× =20× 25% + 10X = X - 15%X = 68
X+ X=121 5X-3× = X÷ =12
6X+5=13.4 3X=
X÷ = X+ X= 4X-6× =2
分数解方程练习题(四)
班级成绩
÷X= X = X = ×
X÷ = × 4x-3×9 = 29 x+ x= 4
班级成绩
x× + =4× X- X=125 X-2.4×5=8
0.36×5- x= (x- 4.5)= 7 x-0.25x= 10
x- 0.8x= 16+620x–8.5= 1.5x- x-4= 21
X+ X=90 X- X= +X =
3X–1.4×2=1.1 X+ – =
分数解方程练习题(三)
班级成绩
分数解方程练习题(六)
班级成绩
X- X= 2X + = 0.7X + 0.2X = 3.6
X× =20× + 10X = X - X = 68
X+ X=1215X-3× = X÷ =12
6X+5 =13.4 x + x = 4
4x-3×9源自文库= 29X+ X= 4X-6× =2
÷X= X = × X÷ = ×
9 x÷4=1.8
X+ – = 2X– =
分数解方程练习题(七)
班级成绩
X+ =
0.8x+16=968.3x-2x=635.5x–3x = 1.75
2x÷10 = 5.280÷x=201.2x+0.8x=28
2x-0.1=3.71.6x+3.4x=271.7x+0.3x=7.8
x÷0.24=1000.7x+0.9=7.21.3x+2.4×3=12.4
X-21× =4
6X+5=13.4 X- X= 4χ-6=38
5X= X= X÷ =
分数解方程练习题(五)
班级成绩
X÷ =12 X= X= ×
X÷ = ÷ X-0.25= =30%
4+0.7X=102 X+ X=42 X+ X=105
X- X=400 X-0.125X=8 =
X+ X=18 X×( + )= x-0.375x=
分数解方程练习题(一)
x- x= 2x+ = 0.7x+ 0.2x= 3.6
x× =20× 0.25+ 10x= 5x-3× =
x–0.15x= 68x+ x=121 x÷ =12
6x+5=13.4 x+ x= 4
4x-3×9 = 29x+ x= 4x-6× =2
÷x= x= × x÷ = ÷
分数解方程练习题(二)
X- X= 2X + = 70%X + 20%X = 3.6
X× =20× 25% + 10X = X - 15%X = 68
X+ X=121 5X-3× = X÷ =12
6X+5=13.4 3X=
X÷ = X+ X= 4X-6× =2
分数解方程练习题(四)
班级成绩
÷X= X = X = ×
X÷ = × 4x-3×9 = 29 x+ x= 4
班级成绩
x× + =4× X- X=125 X-2.4×5=8
0.36×5- x= (x- 4.5)= 7 x-0.25x= 10
x- 0.8x= 16+620x–8.5= 1.5x- x-4= 21
X+ X=90 X- X= +X =
3X–1.4×2=1.1 X+ – =
分数解方程练习题(三)
班级成绩
分数解方程练习题(六)
班级成绩
X- X= 2X + = 0.7X + 0.2X = 3.6
X× =20× + 10X = X - X = 68
X+ X=1215X-3× = X÷ =12
6X+5 =13.4 x + x = 4
4x-3×9源自文库= 29X+ X= 4X-6× =2
÷X= X = × X÷ = ×