52784754-30-maths-starters.pdf

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  • 8/11/2019 52784754-30-maths-starters.pdf

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    30Maths

    Starters

    www.subtangent.com/maths

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    Licence

    Duncan Keith 2004 ([email protected])

    This document is released under the Creatie CommonsAttribution-NonCommercial-ShareAlike 1.0 (UK)licence. !ou can "ind the "ull licenceon the #orld #ide #eb at

    htt$%//creatiecommons.org/$ro&ects/international/u'/translatedlicense

    You are free: to co$* distribute* dis$la* and $er"orm the wor'

    to ma'e deriatie wor's

    Under the following conditions: Attribution. !ou must gie the original author credit.

    Non-commercial. !ou ma not use this wor' "or commercial $ur$oses.

    Share Alike. +" ou alter* trans"orm* or build u$on this wor'* ou ma

    distribute the resulting wor' onl under a license identical to this one.

    our !air use an" other ri#hts are in no $a% a!!ecte" b% the abo&e.

    This document contains $ublic domain cli$ art "rom the ,$en Cli$ -rt ibrar%htt$%//www.o$encli$art.org/

    0 aths 1tarters $age 2 www.subtangent.com/maths

    http://creativecommons.org/projects/international/uk/translated-licensehttp://www.openclipart.org/http://www.openclipart.org/http://creativecommons.org/projects/international/uk/translated-license
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    'ntro"uction

    This is a collection o" $ules "or aths lessons. 3o$e"ull oull "ind these area bit more interesting than the 5ets count u$ in 0.2s6 t$e o" lesson starter

    that teachers in 7ngland are encouraged to use. +t is also ho$ed that some o"these $ules can be used as a tal'ing $oint to introduce new mathematicalideas.

    There are $lent o" old chestnuts here* along with some new $ules. Thereare also a "ew generic starters "or when oure "eeling la...

    1uggested uses%

    8rint onto trans$arencies "or lesson starters

    8rint and laminate "or e9tension or small grou$ wor's

    Du$licate two to a $age "or homewor'

    The star rating is a rough guide to di""icult%

    ittle teacher in$ut is re:uired. These $ules dont re:uire muchmathematics beond basic arithmetic.

    These ma re:uire e9$lanations o" 'e words b a teacher. Thema re:uire more wor' than one star $ules* or a $articularinsight to sole them.

    These $ules can be di""icult* and ma need a lot o" teacher in$ut.

    0 aths 1tarters $age www.subtangent.com/maths

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    ;ind The 8ath

    0 aths 1tarters $age

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    Number Lines 1 13

    Can ou $ut the numbers < to in each circle so that the total o"eer line is

    0 aths 1tarters $age

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    Number Lines 6 1+

    Can ou $ut the digits < to

    0 aths 1tarters $age

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    or"s Numbers 1/

    4he number + in...

    Nor$e#ian* !ire

    @utch* &ier

    an" Bn#lish !our

    but not in

    8rench uatre

    ha&e somethin# incommon. 4he% all ha&e the

    same number o! letters astheir name (+).

    Can %ou !in" more numberslike this2

    0 aths 1tarters $age

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    8our 4$os Make 4en 1

    4here are lots o! $a%s o!

    makin# $ith !our 6susin# stan"ar"

    mathematical notation. 8ore=amle;

    6565656* or

    e&en 6656 6.

    Can %ou !in" another $a%2

    Can %ou !in" a $a% o!makin# ,$ith !our 6s2

    hat is the bi##estnumber %ou canmake $ith

    !our 6s2

    #hat is the smallestnumber ou

    cantma'e with "our 2s>0 aths 1tarters $age 20 www.subtangent.com/maths

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    9etrol 9rices 1

    Some etrol stations

    "isla% rices b% stickin#se#mentsto#ether to make

    numbers.

    hat is the lar#estnumber%ou can make $ith 10

    se#ments2

    #hat is the largestou can ma'ewith

    0 aths 1tarters $age 2< www.subtangent.com/maths

    @.2

    0

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    A 8ish% 4ale 1

    '! %ou $rite the $or" CD@

    in a #ri" like this there aret$o $a%s o! sellin# the

    $or".

    o$ man% $a%s can %oumake AKB2

    hat about CDLBorSALMDN2

    Can %ou re"ictho$ man%$a%s there are to make

    EA::ACU@A2

    0 aths 1tarters $age 22 www.subtangent.com/maths

    C ,

    , D

    C ,

    , D

    C ,

    , D

    3 -

    - K

    K

    7

    C ,

    , 7

    7 !

    1 -

    -

    ,

    ,

    ?

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    o$ Man% Suares2 1,

    o$ man% suarescan %ou

    see in this attern2

    o$ man% rectan#lesarethere2

    0 aths 1tarters $age 2 www.subtangent.com/maths

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    4he KFni#sber# Eri"#es 60

    4he cit% o! KFni#sber# ha"se&en bri"#es that crosse"

    the ri&er 9re#el.

    Can %ou !in" a $a% o!crossin# allthe bri"#es

    e=actl%once2

    ou can>t #o o&er a bri"#emore than once.

    0 aths 1tarters $age 24 www.subtangent.com/maths

    +sland (D)

    ier ban' (F)

    +sland (C)

    ier ban' (-)

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    Crooke" Calculator G 61

    Bric has #ot all the sums $ron#.

    Bach time he resse" e=actl% one$ron# ke%.

    G2=HAI 900

    G=HH2I317

    GHH2I 3

    Ga

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    Ga

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    @rinkers 66

    'n the to$n o! Ketterb%

    0Jdrin' cola0Jdrin' co""ee

    =0Jdrin' tea

    's it certain there issomeone $ho "rinks cola*

    co!!eean" tea2

    0 aths 1tarters $age 2 www.subtangent.com/maths

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    Coin o! the :ealm 63

    4hese are the coins

    commonl% use" in Eritainto"a%

    hat is the !e$estnumbero! coins %ou nee" to make

    (a) 3 (b) H1.3+ (c)H/.62

    hat is the smallest0 aths 1tarters $age 2 www.subtangent.com/maths

    20$ =0$G