上海四年级数学第二学期期末试卷及答案.pdf

上海四年级数学第二学期期末试卷及答案

Shanghai2015SecondSemesterFourthGradeMathFinal

ExamPaper()

Timeallowed:60minutes)

nOnen(44%)

1.Writedowntheanswersdirectly:(8%)

4.2+2.8=。11－5.2=。4.4+6=。2.05×100=。420.5.8.10.205

5.82÷100=＋=。24×(12÷24)=。132.5÷()＝1.325

2.Useverticaln。withnrequiredfortheonesmarkedwith

“*”:(10%)

70－16.96=。48.03＋5.977=。*÷800=83.04

3.nn:(18%)

5.125＋3.65＋（1.35＋4.875）92.74－33.26－16.74

8100÷25÷÷（24×5）44×45＋55×45＋÷[（83－79）×18]

4.Formulan:(8%)

1)Thefirstnumberis27.4.whichis7.4lessthanthesecond

number。Whatisthesumofthetwonumbers?

2)Whatistheproductofthequotientof32and128andthe

sumoftwo4s?

nTwoConcepts(23%)

I)Fill-in-the-blankns:(17%)

1.5.28isreadas()。thisdecimaliscomposedof()0.01s。

plus().

2.pieces=()tenthousandpieces。roundedtothenearestten

thousandisabout().

3.8.49m2=()cm2.5L-90ml=()L.

4.Thedecimalthatcanbesimplifiedamong0.17.1.07.and

1.70is()。andthearrangementofthesenumbersusing“”is().

5.Withoutchangingthesizeofthenumber。write10asa

three-decimalnumber().

6.Whenthedecimalpointisremovedfrom3.5.theresulting

numberincreasesby().

7.Ifadecimalisdividedby10andthenmultipliedby

1000.thedecimalpointonlyneedstobemoved()placestothe().

8.WhenXiaoYawroteadecimal。sheottowritethedecimal

point。Theresultwas.andtheoriginalnumberonlyhadonezero。

Theoriginalnumberwas().

9.Fourth-gradestudentsplayedbadmintonmatches。There

were10teammembers。andeachpairneededtoplayonematch。

Atotalof()matchesneedtobeplayed.

10.XiaoHongbought18pencilsfor50centsand20cents

each。Shespent6yuan。XiaoHongbought()50-centpencils

and()20-centpencils.

II)Multiple-choice