Decimal sequences

1 Estherhasmadeasequencewithplacevaluecounters.

a) Writethenumbersshehasmade.

Ones Tenths

1 1 1

Ones Tenths

1 1 1

Ones Tenths

1 1 1

b) Sheaddsthesamecountersagain.

Drawcounterstoshowthenumbershehasmade.

Ones Tenths

c) Sheaddsthesamecountersagain.

Whatnumberisshowninherchartnow?

d) ExplainthepatternofnumbersthatEstherhasmade.

2 Completethenumberlines.

a)

4 4.2 4.4 4.6 6

b)

12 12.25 12.5 14

c)

3.45 5.45 7.45

Discusswithyourpartnerhoweachnumberlineincreases.

3 Completethenumberline.

2.95 2.9 2.85 2.6

Howisthisnumberlinedifferentfromthoseinquestion2?

©WhiteRoseMaths2020

©WhiteRoseMaths2020

4 Rosiesavesmoneyinhermoneybox.

Eachdaysheputsin70pence.

Atthestartoftheweekthereis£2.80inhermoneybox.

a) Completethetabletoshowhowmuchisinthemoneyboxat

theendofeachday.

Day Mon Tues Wed Thur Fri Sat Sun

Moneyin

moneybox

b) Rosiewantstobuyabookcosting£10

ForhowmanymoredaysdoesRosieneedtosave70p?

5 Dexterhas£12onMondaymorning.

Everydayhespends75ponasnack.

Onwhatdayoftheweekwillherunoutofmoney?

6 Writetheruleandthenextfourtermsineachsequence.

a) Theruleis .

2.36 2.39 2.42

b) Theruleis .

15.6 16.1 16.6

c) Theruleis .

19 18.4 17.8

d) Theruleis .

10.35 10.15 9.95

7 MoandEvaaremakingnumbersequences.

a) Moisadding1.5eachtime.

Hestartswiththenumber3.8

Whatisthefirstnumbergreaterthan12thathemakes?

b) Willthenumber15.7beinMo’ssequence?

c) Eva’ssequencedecreasesby2hundredthseachtime.

Shepicksanumbertostartwith.

Whatisthedifferencebetweenthe3rdand6thnumberin

hersequence?

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