急求小学五年级上的60道递等式和60道解方程(递等式不要太多步骤,解方程不能太难,也不要是奥数题)。

最好不要给网站,罗列一下。

第1个回答  2011-01-28
递等式给你找了60个,方程没数肯定够了~~~~~
递等式
1. 3/7 × 49/9 - 4/3
2. 8/9 × 15/36 + 1/27
3. 12× 5/6 – 2/9 ×3
4. 8× 5/4 + 1/4
5. 6÷ 3/8 – 3/8 ÷6
6. 4/7 × 5/9 + 3/7 × 5/9
7. 5/2 -( 3/2 + 4/5 )
8. 7/8 + ( 1/8 + 1/9 )
9. 9 × 5/6 + 5/6
10. 3/4 × 8/9 - 1/3
11. 7 × 5/49 + 3/14
12. 6 ×( 1/2 + 2/3 )
13. 8 × 4/5 + 8 × 11/5
14. 31 × 5/6 – 5/6
15. 9/7 - ( 2/7 – 10/21 )
16. 5/9 × 18 – 14 × 2/7
17. 4/5 × 25/16 + 2/3 × 3/4
18. 14 × 8/7 – 5/6 × 12/15
19. 17/32 – 3/4 × 9/24
20. 3 × 2/9 + 1/3
21. 5/7 × 3/25 + 3/7
22. 3/14 ×× 2/3 + 1/6
23. 1/5 × 2/3 + 5/6
24. 9/22 + 1/11 ÷ 1/2
25. 5/3 × 11/5 + 4/3
26. 45 × 2/3 + 1/3 × 15
27. 7/19 + 12/19 × 5/6
28. 1/4 + 3/4 ÷ 2/3
29. 8/7 × 21/16 + 1/2
30. 101 × 1/5 – 1/5 × 21
31.50+160÷40 (58+370)÷(64-45)
32.120-144÷18+35
33.347+45×2-4160÷52
34(58+37)÷(64-9×5)
35.95÷(64-45)
36.178-145÷5×6+42 420+580-64×21÷28
37.812-700÷(9+31×11) (136+64)×(65-345÷23)
38.85+14×(14+208÷26)
39.(284+16)×(512-8208÷18)
40.120-36×4÷18+35
41.(58+37)÷(64-9×5)
42.(6.8-6.8×0.55)÷8.5
43.0.12× 4.8÷0.12×4.8
44.(3.2×1.5+2.5)÷1.6 (2)3.2×(1.5+2.5)÷1.6
45.6-1.6÷4= 5.38+7.85-5.37=
46.7.2÷0.8-1.2×5= 6-1.19×3-0.43=
47.6.5×(4.8-1.2×4)= 0.68×1.9+0.32×1.9
48.10.15-10.75×0.4-5.7
49.5.8×(3.87-0.13)+4.2×3.74
50.32.52-(6+9.728÷3.2)×2.5
51.0.64×25×7.8+2.2
52.2÷2.5+2.5÷2
53.194-64.8÷1.8×0.9
54.36.72÷4.25×9.9
55.5180-705×6
56.24÷2.4-2.5×0.8
57.(4121+2389)÷7
58.671×15-974
59.469×12+1492
60.405×(3213-3189)
方程
9-2x=1
4+5x=9
10-x=8
8x+9=17
9+6x=14
x+9x=4+7
2x+9=17
8-4x=6
6x-7=12
7x-9=8
x-56=1
8-7x=1
x-30=12
6x-21=21
6x-3=6
9x=18
4x-18=13
5x+9=11
6-2x=11
x+4+8=23
7x-12=8
X-5.7=2.15
15 5X-2X=18
3X 0.7=5
3.5×2= 4.2 x
26×1.5= 2x
0.5×16―16×0.2=4x
9.25-X=0.403
16.9÷X=0.3
X÷0.5=2.6
3-5x=80
1.8-6x=54
6.7x-60.3=6.7
9 +4x=40
0.2x-0.4+0.5=3.7
9.4x-0.4x=16.2
12-4x=20
1/3x+5/6x=1.4
12x+34x=1
18x-14x=12
23 x-5×14=14
12+34x=56
22-14x=12
(0.5+x)+x=9.8÷2
2(X+X+0.5)=9.8
25000+x=6x
3200=450+5X+X
X-0.8X=6
12x-8x=4.8
7.5*2X=15
1.2x=81.6
x+5.6=9.4
x-0.7x=3.6
91÷x =1.3
X+8.3=10.7
15x =3
3x-8=16
7(x-2)=2x+3
3x+9=27
18(x-2)=270
12x=300-4x
7x+5.3=7.4
3x÷5=4.8
30÷x+25=85
1.4×8-2x=6
6x-12.8×3=0.06
410-3x=170
3(x+0.5)=21
0.5x+8=43
6x-3x=18
1.5x+18=3x
5×3-x÷2=8
0.273÷x=0.35
1.8x=0.972
x÷0.756=90
9x-40=5
x÷5+9=21
48-27+5x=31
10.5+x+21=56
x+2x+18=78
(200-x)÷5=30
(x-140)÷70=4
0.1(x+6)=3.3×0.4本回答被提问者采纳
第2个回答  2011-01-28
3x+6*8=51
0.5X+18=3X
第3个回答  2011-01-28
4.05-2.8-0.7
=4.05-(2.8+0.7)
=0.55

212+198
=(200+12)+(100+98)
=200+12+100+98
=12+98+100+200
=110+100+200
=410

13.75-(3.75+6.48)
=13.75-3.75-6.48
=10-6.48
=3.52

4.02+5.4+0.98
=4.02+0.98+5.4
=5+5.4
=10.4

5.17-1.8-3.2
=5.17-(1.8+3.2)
=5.17-5
=0.17

13.75-(3.75+6.48)
=13.75-3.75-6.48
=3.52

33.02-(148.4-90.85)÷2.5
=33.02-57.55÷2.5
=33.02-23.02
=10

18.1+(3-0.299÷0.23)×1
=18.1+1.7X1
=18.1+1.7
=19.8

2700×(506-499)÷900
=2700×7÷900
=18900÷900
=21

(1÷1-1)÷5.1
=(1-1)÷5.1
=0÷5.1
=0

3.29+0.73+2.27
3.29-0.73-2.27

7.325-3.29-3.325
7.325-(5.325+1.7)
3.29×0.25×4
0.125×8.8

0.125×3.2×2.5
3.5×99+3.5
3.5×101-3.5
3.5×9.9+3.5×0.1

3.5×2.7-3.5×0.7
3.5÷0.6-0.5÷0.6
3.07-0.38-1.62
1.29+3.7+2.71+6.3

8-2.45-1.55
23.4-0.8-13.4-7.2
3.2+0.36+4.8+1.64
1.23+3.4-0.23+6.6

12.7-(3.7+0.84)
36.54-1.76-4.54
0.25×0.73×4
7.6×0.8+0.2×7.6

0.85×199
0.25×8.5×4
1.28×8.6+0.72×8.6
12.5×0.96×0.8

0.8×(4.3×1.25)
3.12+3.12×99
28.6×101-28.6
(4.23+6.17)×0.8

0.86×15.7-0.86×14.7
14-7.32-2.68
2.64+8.67+7.36+11.33
9.16×1.5-0.5×9.16

930÷0.6÷5
0.35×1.25×2×0.8
32.4×0.9+0.1×32.4
3.29+0.73+2.27

3.29-0.73-2.27
7.325-3.29-3.325
7.325-(5.325+1.7)
7.325-(5.325-1.7)

3.29+0.73-2.29+2.27
3.29×0.25×4
0.125×8.8
0.25×0.28

0.125×3.2×2.5
0.25×4÷0.25×4
3.5×99+3.5
3.5×101-3.5

X-5.7=2.15
15 5X-2X=18
3X 0.7=5
3.5×2= 4.2 x
26×1.5= 2x
0.5×16―16×0.2=4x
9.25-X=0.403
16.9÷X=0.3
X÷0.5=2.6
3-5x=80
1.8-6x=54
6.7x-60.3=6.7
9 +4x=40
0.2x-0.4+0.5=3.7
9.4x-0.4x=16.2
12-4x=20
1/3x+5/6x=1.4
12x+34x=1
18x-14x=12
23 x-5×14=14
12+34x=56
22-14x=12
(0.5+x)+x=9.8÷2
2(X+X+0.5)=9.8
25000+x=6x
3200=450+5X+X
X-0.8X=6
12x-8x=4.8
7.5*2X=15
7(x-2)=2x+3
3x+9=27
18(x-2)=270
12x=300-4x
7x+5.3=7.4
3x÷5=4.8
30÷x+25=85
1.4×8-2x=6
6x-12.8×3=0.06
410-3x=170
3(x+0.5)=21
0.5x+8=43
6x-3x=18
1.5x+18=3x
5×3-x÷2=8
0.273÷x=0.35
1.8x=0.972
x÷0.756=90
9x-40=5
x÷5+9=21
48-27+5x=31
10.5+x+21=56
x+2x+18=78
(200-x)÷5=30
(x-140)÷70=4
0.1(x+6)=3.3×0.4
10-x=8
8x+9=17
9+6x=14
x+9x=4+7
2x+9=17

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