Fractions of a set of objects (2)

1 Drawcountersinthebarmodelstohelpyoucompleteeach

numbersentence.

a) 23

of15=

b) 34

of8=

c) 25

of20=

2 Matchthequestionsandanswers.

23of9=?

9

35of15=?

6

56of12=?

15

34of20=?

10

3 Whatis 66

of18?

Howdoyouknow?

4 Brettusesabarmodelandbase10tofind 23

of36

UseBrett’smethodtocompletethenumbersentences.

a) 23

of63=

b) 34

of48=

c) 34

of92=

5 Kimusesabarmodelandplacevaluecounterstofind 23

of36

UseKim’smethodtocompletethenumbersentences.

a) 23

of96=

b) 35

of60=

c) 34

of52=

©WhiteRoseMaths2019

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

8 Dora,WhitneyandRoneachfindafractionof24

usingcounters.

a) Whohasthemostcounters?Showyourworkings.

b) HowmanymorecountersdoesDorahavethanWhitney?

9 Writefractionstomakethestatementscorrect.

of36<18

of36=18

of36>18

Howmanydifferentanswerscanyoufindforeach?

Comparewithapartner.

6 Completethenumbersentences.

a) 23

of =30

b) 34

of =30

c) 56

of =30

7

Whoiscorrect?

Howdoyouknow?Showyourworking.

©WhiteRoseMaths2019

I have 56 of 24 I have 23 of 24

I have 18 counters.DoraWhitney

Ron

To find 34 of 12,

you divide by 4 and then multiply the answer by 3

Tommy

To find 34 of 12,

you divide by 3 and then multiply the answer by 4

Dexter