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六年级数学下册解方程题库
解方程
5332
χ-12%χ=2.816 X+X= χ-28%χ=21.6 χ-χ=3
85515
1133212113
X-X= χ+χ= χ-χ=χ+χ=15
324 436 3658 2327231
χ+χ=26 χ-χ=12 χ+1χ= χ-χ=1
5543785392155332X-X= χ-χ=0.54÷5 x-x= χ-40%χ=
2045688223
213411114
x+x= (1)x2 2x ×-χ=
36420542321
31114
17-120%χ=5 -χ=(1+30%)χ=45.5 7-2χ=3
555510 12222211111
χ×(+)=+2X= χ-1=0.9×-χ=
3519 533 222315152141147
χ-÷= +2x= +3χ= X=3 331683553712
χ÷
6261334
=÷ χ÷= 3x3 χ÷0.4=0.625
10525452545
5572348
χ÷= χ÷= χ÷=36 10×χ=
97148389
52631212
x = 15 x÷ = x÷ =18 4÷χ=1× 89746529
12155
∶=8∶χ = 0.6x+3×2.5 = 67.5 X-18%=93x4
65.6
X-30%X=280 1-
21
X= 120%x+x =44 54
155
= 0.6x+3×2.5 = 67.5 4(x+0.2)= 1.2 x4
x×(
1212
+)= 67.5 4(x+0.2)= 1.2 x×(+)= 67.5 3535
2x+3×0.9=24.9 7.5:x=24:12 3x-6 =8.25 ①12 -4x=2 ②38:x=4.75:1 ③1/3 x+5/6 x=1.4
x:24%
32
:0.3 4x632 53
1313532
0.4 X-0.4×10.8 =20 X+ X = : X = :
3448645
0.4×(x+3.5)=13.2
X一20%X=60
135
:=x: 4816
1310.52
:χ=: χ=
481663
1317732
xx :x: 4431689
3541
xx :x:15 9.57-(2.57+3.38)―2.62 8796
X 5.4+2X = 8.6 2.5:5 = x:8 0.2 = 1-
241121
: =6 :χ χ+ χ=25 (18+χ)×7=560 2336
1116 X :=:x -4.5+5.5=10
83209
321539
x÷ =12 X-X= X∶=2∶ 43364103.5ⅹ—2.7ⅹ=39.6
40.8
= x2.5
234
X÷= X-0.36 X=16 (X-3)÷2=7.5 389
14x
1+25%x=3.75 :x= :4 =15%
2720
4×(X-3.1)=9.2 8X+1.5×3=16.5 6 X+4 X=1.8×4 X -
2
X=42 9
0.75259123
X÷0.75= = X∶5.6=5∶3.5 35×(1-)÷
χ825257
5 12
11111÷=X: X÷(1――25%)=2 46101-
233=5 4183x=10:35
34χ+56χ-6=13 1.25:1.2=
3
4
:x X:(2+5)=10.5:4 χ-0.8χ-6=16 6((4.5-X)×0.375=0.75 1.25 7x-3.5=10.5 (2) x
92
-7×1.3=9.9 4×(x-0.8)=8
4
=30% -3.5)=17.8+2 :0.25 = X
1.6
:1272=5:8
:28%=7
4
:0.7
X+6
7
X=45 35:χ=13:2
+7):6=7:2.1 0.6×(x-60%)=35
(
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