急求五年级的100道递等式,要有答案的,急急急!!!!!速度啊

百度网友ebbe962
2013-08-21 · TA获得超过3168个赞
知道答主
回答量:175
采纳率:0%
帮助的人:86.4万
展开全部
0.64×25×7.8+2.2 2÷2.5+2.5÷2 194-64.8÷1.8×0.9
36.72÷4.25×9.9 5180-705×6 24÷2.4-2.5×0.8
(4121+2389)÷7 671×15-974 469×12+1492
405×(3213-3189) 3.416÷(0.016×35) 0.8×[(10-6.76)÷1.2]
19.4×6.1×2.3 5.67×0.2-0.62 18.1×0.92+3.93
0.4×0.7×0.25 0.75×102 100-56.23
0.78+5.436+1 4.07×0.86+9.12.5

3/7 × 49/9 - 4/3
8/9 × 15/36 + 1/27
12× 5/6 – 2/9 ×3
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

0.12χ+1.8×0.9=7.2 (9-5χ)×0.3=1.02 6.4χ-χ=28+4.4

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
追问
有没有可以简便计算的啊?
追答
(1)2.5*32*0.125
=(2.5*4)*(8*0.125)
=10*1
=10

(2)3.5-7+6.5
=3.5+6.5-7
=3

(3)1.2×2.5+0.8×2.5
=2.5(1.2+0.8)
=25

(4)8.9×1.25-0.9×1.25
=1.25(8.9-0.9)
=10

(5)12.5×7.4×0.8
=12.5×0.8×7.4
=74

(6)6.5×9.5+6.5×0.5
=6.5×(9.5+0.5)
=6.5×10
=65

(7)0.35×1.6+0.35×3.4
=0.35*(1.6+3.4)
=0.35*5
=1.75

(8)6.72-3.28-1.72
=6.75-(3.28+1.72)
=6.75-5
=1.75

(9)0.45+6.37+4.55
=0.45+4.55+6.37
=5+6.37
=11.37

(10)28×12.5-12.5×20
=(28-20)*12.5
=8*12.5
=100

(11)23.65-(3.07+3.65)
=23.65-3.65-3.07
=20-3.07
=16.93

(12)(4+0.4×0.25)8×7×1.25

=(4+1)*7*10
=5*7*10
=350

(13)1.65×99+1.65
=1.65*(99+1)
=1.65*100
=165

(14)27.85-(7.85+3.4)
=27.85-7.85+3.4
=20+3.4
=23.4

(15)48×1.25+50×1.25×0.2×8
7.8×9.9+0.78
=7.8*(9.9+0.1)
=7.8*10
=78

(16)4.8×46+4.8×54
=(46+54)*4.8
=100*4.8
=480

(17)673-327-173
=673-(327+173)
=673-500
=173

(18)4.44*2.5
=1.11*(4*2.5)
=1.11*10
=11.1

(19)3.5÷1.4
=(3.5÷0.7)÷(1.4÷0.7)
=5÷2
=2.5

(20)1+2+3+4+5......+99+100
=(1+99)+(2+98)+(3+97)+......+(49+51)+50
=(100÷2-1)*100+50
=4900+50
=4950
熊love熊1999
2013-08-21 · TA获得超过336个赞
知道答主
回答量:31
采纳率:0%
帮助的人:18.8万
展开全部
123+25=148 123-35=88 56×7=392 135÷5=27
248+89=337 ... 146-23=123 ... 155×5=775 ... 456-12=38...
456+45=501 ...546-457=89 ... 45×10=451 ... 564-12=47...
879+54=933 ...896-546=350 ...56×12=672.... 45-5=9...
457+456=913... 7+14=21 ... 18-9=9... 8+16=24 ... 25-5=20...9+18=27...56-45=11... 10+20=30... 45-23=22... 11+22=33... 78-23=55... 12+24=36... 10-3=7 15-4=11 20-5=15 25-6=19 30-7=23 35-8=27
40-9=31 45-10=35 50-11=39 55-12=43 60-13=47 65-14=51 70-15=55 75-16=59 80-17=63 85-18=67 90-19=71 95-20=75 100-21=79 105-22=83 110-23=87 115-24=91 120-25=95 125-26=99 130-27=103 13+26=39...
14+28=42... 15+30=45... 16+32=48... 17+34=51... 18+36=54...
19+38=57... 20+40=60... 21+42=63...22+44=66... 23+46=69...
24+48=72... 25+50=75... 26+52=78... 27+54=81... 28+56=84...
29+58=87... 30+60=90... 31+62=93... 32+64=96... 33+66=99...
5 ÷1 =5 10 ÷2 =5 15 ÷3 =5 20 ÷4 =5 25 ÷5 =5 30 ÷6 =5
35 ÷7 =5 40 ÷8 =5 45 ÷9 =5 50 ÷10 =5 55 ÷11 =5 60 ÷12 =5
65 ÷13 =5 70 ÷14 =5 75 ÷15 =5 80 ÷16=5 85 ÷17=5 90 ÷18=5 95 ÷19=5 100 ÷20=5
已赞过 已踩过<
你对这个回答的评价是?
评论 收起
推荐律师服务: 若未解决您的问题,请您详细描述您的问题,通过百度律临进行免费专业咨询

为你推荐:

下载百度知道APP,抢鲜体验
使用百度知道APP,立即抢鲜体验。你的手机镜头里或许有别人想知道的答案。
扫描二维码下载
×

类别

我们会通过消息、邮箱等方式尽快将举报结果通知您。

说明

0/200

提交
取消

辅 助

模 式