fractions to decimals (1)...4 some fractions can be converted to have a denominator of 1,000 to...
TRANSCRIPT
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Fractions to decimals (1)
1 Completethesentences.
a)
Eachsquarerepresents100
100ofthewholesquareisshaded.
Thisisequivalentto asadecimal.
b)
100ofthewholesquareisshaded.
Thiscanbesimplifiedto
Thisisequivalentto asadecimal.
2 a)
b)
Whatisthesameandwhatisdifferentaboutthenumberlines?
3 Toconvertafractiontoadecimal,youcanuseequivalentfractions
tomakethedenominator100
Usethismethodtofindtheequivalentdecimalsforthefractions.
a) 2850
=100
=
b) 620
=100
=
c) 925
=100
=
d) 24200
=100
=
©WhiteRoseMaths2019
0 10.1
0 1110
12
×2
1250 =
24100=0.24
×2
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4 Somefractionscanbeconvertedtohaveadenominatorof
1,000tofindtheirdecimalequivalent.
a) 27500
=1000
=
b) 62250
=1000
=
c) 51200
=1000
=
d) 1282,000
=1000
=
5 Convertthefractionstotheirdecimalequivalents.
a) 15
=
110
=
120
=
140
=
b) 120
=
2
20=
3
20=
620
=
©WhiteRoseMaths2019
6 Tommy,AlexandEvaareworkingoutthedecimalequivalent
of 60200
Whodoyouagreewith?
Explainyourthinking.
7 0.5isequivalentto 12
, 510
, 50100
Arethesetheonlyfractionsthatareequivalentto0.5?
Howmanyfractionscanyoufind?
Compareanswerswithapartner.
×2
62500 =
1241000 =0.124
×2
You need to convert it to have a denominator
of 100 to find the decimal equivalent.
I disagree. You need to convert it to have a denominator of 1,000
Tommy
Alex
Both of you are right!
Eva