equivalent lengths – mm and cmd6vsczyu1rky0.cloudfront.net/29948_b/wp-content/...1 there are 10...

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1 There are 10 millimetres (mm) in 1 centimetre (cm). Use the bar models to complete the sentences. a) 1 cm 1 cm 1 cm There are mm in 3 cm. b) 1 cm 1 cm 1 cm 1 cm 1 cm 1 cm 1 cm There are mm in 7 cm. c) 10 mm 10 mm 10 mm 10 mm There are 40 mm in cm. 2 Match the equivalent lengths. 1 cm 3 mm 3 cm 1 mm 30 mm 33 mm 30 cm 300 mm 13 mm 31 mm 3 cm 0 mm 3 cm 3 mm 3 How long are the scissors? The scissors are cm and mm long. The scissors are mm long. 4 Find three items in your classroom. Measure them and complete the table. One has been done for you. Item Length in cm and mm Length in mm toy car 9 cm 6 mm 96 mm Equivalent lengths – mm and cm © White Rose Maths 2019 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 1 cm 10 mm

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  • 1 Thereare10millimetres(mm)in1centimetre(cm).

    Usethebarmodelstocompletethesentences.

    a) 1cm 1cm 1cm

    Thereare mmin3cm.

    b) 1cm 1cm 1cm 1cm 1cm 1cm 1cm

    Thereare mmin7cm.

    c)

    10mm 10mm 10mm 10mm

    Thereare40mmin cm.

    2 Matchtheequivalentlengths.

    1cm3mm 3cm1mm 30mm 33mm 30cm

    300mm 13mm 31mm 3cm0mm 3cm3mm

    3 Howlongarethescissors?

    Thescissorsare cmand mmlong.

    Thescissorsare mmlong.

    4 Findthreeitemsinyourclassroom.

    Measurethemandcompletethetable.

    Onehasbeendoneforyou.

    ItemLengthin

    cmandmmLengthinmm

    toy car 9 cm 6 mm 96 mm

    Equivalent lengths – mm and cm

    ©WhiteRoseMaths2019

    0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15

    1cm

    10mm

  • 5 FilipandKimarebuildingtowersusingcubes.

    Eachcubeis3cmhigh.

    a) Filipuses6cubes.

    HowtallisFilip’stower?

    Giveyouranswerinmillimetres.

    b) Kim’stoweris300mmtall.

    Howmanycubesdoessheuse?

    6 Completethebarmodels.

    a)62mm

    cm mm

    c)mm

    30cm 1mm

    b)4mm

    cm mm

    d)mm

    30cm 10mm

    Equivalent lengths – mm and cm

    ©WhiteRoseMaths2019

    3cm

    3 Howlongarethescissors?

    Thescissorsare cmand mmlong.

    Thescissorsare mmlong.

    4 Findthreeitemsinyourclassroom.

    Measurethemandcompletethetable.

    Onehasbeendoneforyou.

    ItemLengthin

    cmandmmLengthinmm

    toy car 9 cm 6 mm 96 mm

    0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15