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Transcript
EXAMPLEASSESSMENT
MeasurementTopic
Multiplication
Standards
4.OA.1
Interpretamultiplicationequationasacomparison.
4.OA.2(firstpart)
Multiplytosolvewordproblemsinvolvingmultiplicative
comparison.
4.NBT.5
Multiplyawholenumberofuptofourdigitsbyaone-digitwhole
number,andmultiplytwotwo-digitnumbers,usingstrategies
basedonplacevalueandthepropertiesofoperations.Illustrate
andexplainthecalculationbyusingequations,rectangulararrays,
and/orareamodels.
4.0
Selectthequickeststrategytousetosolvewordproblemsthatrequiremultiplyingwhole
numbersuptofourdigitsbyone-digitwholenumbersormultiplyingtwotwo-digit
numbers.
3.5
Inadditiontoscore3.0performance,partialsuccessatscore4.0content
3.0
1•Multiplytosolvewordproblemsinvolvingmultiplicativecomparison.
2•Explainhowtomultiplyawholenumberofuptofourdigitsbyaone-digitwhole
numberandhowtomultiplytwotwo-digitnumbers.
2.5
Nomajorerrorsoromissionsregardingscore2.0content,andpartialsuccessatscore3.0
content
2.0
1•Understandvocabularysuchasmultiply,comparison,wordproblem,equation.
1•Interpretamultiplicationequationasacomparison.
1•Usearraysandequationstorepresentmultiplicationsituations.
2•Understandvocabularysuchasmultiply,one-digit,two-digit,four-digit.
2•Multiplyawholenumberofuptofourdigitsbyaone-digitwholenumber.
2•Multiplytwotwo-digitnumbers.
MULTIPLICATIONASSESSMENT
Standards:4.OA.1,4.OA.2(firstpart),4.NBT.5
PartA:
1)Writeanequationforthestatement“161is7timesasmanyas23.”
2)Afactorymakes3,132chairseachmonth.Writeanequationthatrepresentsthetotalamountofchairsthe
factorymakesin9months(youdonotneedtosolvetheequation).
3)
4)
3)5,039×8=________
4)47×93=________
PartB:
5)Inoneyear,Janiesent4,368textmessages.Tannersent4timesasmanytextmessagesasJanie.How
manymoretextmessagesdidTannersendthanJanie?
PartC:
Showatleasttwodifferentwaystosolvethefollowingwordproblem,decidewhichwayisquickest,and
explainwhyyouthinkso.
Caseyspent18minutescoloring.Shespent16timesaslongreading.Howmuchtime,inminutes,didCasey
spendreading?
MULTIPLICATIONASSESSMENT
Standards:4.OA.1,4.OA.2(firstpart),4.NBT.5
PartA:
1)Writeanequationforthestatement“161is7timesasmanyas23.”
Answer:23×7=161
2)Afactorymakes3,132chairseachmonth.Writeanequationthatrepresentsthetotalamountofchairsthe
factorymakesin9months(youdonotneedtosolvetheequation).
Answer:3,132×9=thenumberofchairsin9months
3)
4)
3)5,039×8=40,312
4)47×93=4,371
PartB:
5)Inoneyear,Janiesent4,368textmessages.Tannersent4timesasmanytextmessagesasJanie.How
manymoretextmessagesdidTannersendthanJanie?
4,368 17,472
x4-4,368
17,472 13,104moretextmessages
PartC:
6)Showatleasttwodifferentwaystosolvethefollowingwordproblem,decidewhichwayisquickest,and
explainwhyyouthinkso.
Caseyspent18minutescoloring.Shespent16timesaslongreading.Howmuchtime,inminutes,didCasey
spendreading?
18x16isthesameas(20x16)– 18x16=2884
Thefirstmethodisthequickest
(2x16)
18
becauseitispossibletosolvethe
x16
problemthroughmentalmath.In
320–32=(320–20)–12=
108
ordertodothis,Ihadtoround18
+180
upto20andthensubtractthe
300–12=288
288
extra216sfromthattotal.