Fractions of a set of objects (1)

1 Herearesomecounters.

a) Circle 14

ofthecounters.

b) Howmanycountersdidyoucircle?

c) Whatis 14

of12?

2 Drawcountersinthebarmodelstohelpyoucompleteeach

numbersentence.Thefirstonehasbeendoneforyou.

a) 12

of8= 4

b) 12

of16=

c) 14

of8=

d) 14

of16=

3

DoyouagreewithDexter?

Talkaboutitwithapartner.

4 Completethetable.

Fraction Division Example Drawing

onehalf divideby2 12

of6=3

onequarter 14of8=2

©WhiteRoseMaths2019

To find a half I need to divide by 2

8 Completethenumbersentences.

a) 12

of =30 c) 15

of =50

b) 14

of =20

9 Rosie,AmirandAlexeachfindafractionof24usingcounters.

a) Orderthechildrenfromleastcounterstomostcounters.

leastcounters

mostcounters

b) WhatfractionofthecountersdoesAlexhave?

c) RosieandAmirputtheircounterstogether.

Writetheirtotalnumberofcountersasafractionof24

5 Huanusesabarmodelandbase10tofind 13

of36

UseHuan’smethodtocompletethecalculations.

a) 13

of63= c) 14

of92=

b) 14

of48=

6 Nijahusesabarmodelandplacevaluecounterstofind 13

of36

1 10 100 1,000 10,000 100,000 1,000,0001 10 100 1,000 10,000 100,000 1,000,0001 10 100 1,000 10,000 100,000 1,000,0001 10 100 1,000 10,000 100,000 1,000,0001 10 100 1,000 10,000 100,000 1,000,0001 10 100 1,000 10,000 100,000 1,000,0001 10 100 1,000 10,000 100,000 1,000,0001 10 100 1,000 10,000 100,000 1,000,0001 10 100 1,000 10,000 100,000 1,000,000

UseNijah’smethodtocompletethecalculations.

a) 13

of96= c) 14

of52=

b) 15

of60=

7 Whichamountisgreater?Tickyouranswer.

13of£75

or

15of£75

Showyourworkings.

©WhiteRoseMaths2019

I have 16 of 24 I have 13 of 24

I have 6 counters.RosieAmir

Alex