60道数学题:20道思维题、20道引用题、20道计算题(综合算式)还有它的答案

2025-03-10 22:44:24
推荐回答(4个)
回答1:

一·简算
6.9+4.8+3.1 0.456+6.22+3.78 15.89+(6.75-5.89)
4.02+5.4+0.98 5.17-1.8-3.2 13.75-(3.75+6.48)
3.68+7.56-2.68 7.85+2.34-0.85+4.66 35.6-1.8-15.6-7.2
3.82+2.9+0.18+9.1 9.6+4.8-3.6 7.14-0.53-2.47
5.27+2.86-0.66+1.63 13.35-4.68+2.65 73.8-1.64-13.8-5.36
47.8-7.45+8.8 0.398+0.36+3.64 15.75+3.41-0.59+14.25
66.86-8.66-1.34 0.25×16.2×4 (1.25-0.125)×8
3.6×102 3.72×3.5+6.28×3.5 36.8-3.9-6.1
15.6×13.1-15.6-15.6×2.1 4.8×7.8+78×0.52 32+4.9-0.9
4.8×100.1 56.5×9.9+56.5 7.09×10.8-0.8×7.09
25.48-(9.4-0.52) 4.2÷3.5 320÷1.25÷8
18.76×9.9+18.76 3.52÷2.5÷0.4 3.9-4.1+6.1-5.9
5.6÷3.5 9.6÷0.8÷0.4 4.2×99+4.2
17.8÷(1.78×4) 0.49÷1.4 1.25×2.5×32 3.65×10.1
15.2÷0.25÷4 0.89×100.1 146.5-(23+46.5)
3.83×4.56+3.83×5.44 4.36×12.5×8 9.7×99+9.7
27.5×3.7-7.5×3.7 8.54÷2.5÷0.4 0.65×101 3.2×0.25×12.5
(45.9-32.7)÷8÷0.125 3.14×0.68+31.4×0.032 5.6÷1.25÷0.8÷2.5÷0.4
7.2×0.2+2.4×1.4 8.9×1.01 7.74×(2.8-1.3)+1.5×2.26
3.9×2.7+3.9×7.3 18-1.8÷0.125÷0.8 12.7×9.9+1.27
二·解决问题
1、甲乙两艘轮船分别从两个码头同时相向而行。甲船每小时行40海里,乙船每小时行28海里,两船行驶4小时后,还相距30海里。甲乙两个码头相距多少海里?

2、某工厂的女工人数是男工的80%。因工作需要,又调入女工30人,这时女工人数比男工多10%。这个工厂男工有多少人?

3、一项工程,甲队单独做需16天完成。现甲队做了4天后,乙队参加工作,甲乙两队合作又用8天完成了任务。求乙队单独做这项工程需要多少天?

4、2009年10月,妈妈将5000元人民币存入银行,定期一年,年利率2.52%,利息税20%。到期后,妈妈可从银行取回本金和利息共多少元?

5、甲乙两家公司向社会招聘人才,两家公司招聘的基本条件相同,只有工资待遇有如下差异。甲公司:年薪一万元,每年加工资200元;乙公司半年薪五千元,每半年加工龄工资50元。如果两家公司工作总的收入相等,则必须工作多少年?
6.用300厘米长的铁丝恰好围成一个三角形,这个三角形的三条边的长度的比是4:5:6,三条边的长度分别是多少?
7.一种杀虫剂是由农药和水按1:50的质量比配制而成的。现有农药8.5千克,需要加水多少千克才能配制成这种杀虫剂?
8.学校买来文艺书和科技书共350本,文艺书与科技书的本书比是4:3,这两本书各有多少本?
9.小红读一本77页的故事书,已读页数和未读页数的比是4:7,小红还有多少页没有读?
10.有一块长方形菜地,测的其周长是42米,长和宽的比是5:2.这块菜地的长和宽各是多少米?它的面积是多少平方米?
11.学校购进图书100本,把其中的5分之3按2:3分给三、四年级。两个年几个分的多少本?
12.同学们分三组采集树种。第一组、第二组、第三组采集的树种的质量比是5:3:4,第一组采集了15千克,第二组、第三组各采集多少千克?
13.白兔、黑兔、灰兔共230只,已知白兔与黑兔的只数比是5:2,黑兔与灰兔的只数比是3:1,白兔、黑兔灰兔各有多少只?
14.工地上有一批水泥,第一天运走40吨,第二天运走41吨,剩下的水泥与运走的水泥的质量比是4:3,这批水泥共有多少吨?
15.商场生产的一副扑克牌长6cm,宽6.5cm,高2cm,现在要把相同的10副扑克牌放在一起包装,请问这个包装盒的表面积至少是多少平方厘米?
16、一辆汽车行25千米耗油2升。平均行一千米耗油多少升?平均每升油能行驶多少千米?
17、做一个生日蛋糕需要奶油7. 5克,需要面粉250克。一天蛋糕房用去90克奶油,照这样计算,用去面粉多少千克?
18、学校图书馆有200本文艺书,正好是科技数的2.5倍,故事书是文艺书的8倍。这三种书一共有多少本?
19、一辆汽车0.75小时行驶了60千米,按照这样的速度又行驶了4.5小时。前后一共行驶了多少千米?
20、把一些珠子按照2颗红的、3颗白的和6颗黑的串起来,一共串了200颗珠子。最后一颗是什么颜色的珠子?其中红珠子、白珠子和黑珠子各有多少颗?
三·脱式计算
1.45+15×6=
2.250÷5×8=
3.6×5÷2×4=
4.30×3+8=
5.400÷4+20×5=
6.10+12÷3+20=
7.(80÷20+80)÷4=
8.70+(100-10×5)=
9.360÷40+10=
10.40×20-200=
11.(80-25)*2=
12.70+45=
13.90×2÷3=
14.16×6÷3=
15.300×6÷9=
16.540÷9×7=
17.30×20÷15=
18.400÷4×7=
19.(350-80)÷9=
20.160+70+50=

我自己出的,还没有答案,不过不是非常的难。
采纳我的吧

回答2:

60+20+20+20=120(道),这么多,你太贪了吧。

回答3:

60+20+20+20=120

回答4:

好难啊

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