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11 and 12 times-table - White Rose Maths · 2020. 4. 29. · 11 and 12 times-table 1 The base 10...
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11 and 12 times-table 1 The base 10 represents 2 × 11 2 × 11 = 22 Use base 10 to work out 3 × 11 Draw your base 10 and complete the multiplication. 3 × 11 = 2 Complete the calculations. 5 × 11 = 7 × 11 = 9 × 11 = 4 × 11 = 6 × 11 = 3 × 11 = 10 × 11 = 12 × 11 = 3 Rosie is spotting patterns in the 11 times-table. a) Do you agree with Rosie? Explain your answer. b) What else do you notice? What other patterns can you see in the 11 times-table? Talk about it with a partner. 4 Crayons come in packs of 12 Dora buys 5 packs of crayons. How many crayons does she have? Dora has crayons. © White Rose Maths 2019 2 × 11 = 22 2 + 2 = 4 which is an even number When I add together the digits of each multiple of 11, I always get an even number.
Transcript of 11 and 12 times-table - White Rose Maths · 2020. 4. 29. · 11 and 12 times-table 1 The base 10...
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11 and 12 times-table
1 Thebase10represents2×11
2×11=22
Usebase10toworkout3×11
Drawyourbase10andcompletethemultiplication.
3×11=
2 Completethecalculations.
5×11= 7×11=
9×11= 4×11=
6×11= 3×11=
10×11= 12×11=
3 Rosieisspottingpatternsinthe11times-table.
a) DoyouagreewithRosie?
Explainyouranswer.
b) Whatelsedoyounotice?
Whatotherpatternscanyouseeinthe11times-table?
Talkaboutitwithapartner.
4 Crayonscomeinpacksof12
Dorabuys5packsofcrayons.
Howmanycrayonsdoesshehave?
Dorahas crayons.
©WhiteRoseMaths2019
2 × 11 = 222 + 2 = 4 which is an even number
When I add together the digits of each multiple
of 11, I always get an even number.
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7 MrScottisorganisingacrickettournament.
a) Thereare11playersinacricketteam.
5teamshavesignedupforthetournament.
Howmanyplayershavesignedup?
b) MrScottneeds132playerssigneduptogoaheadwith
thetournament.
Howmanymoreteamsareneeded?
moreteamsareneeded.
8 Dexterhasbeenlookingatthe12times-table.
Henoticessomethingwhenheaddsthedigitsofthemultiples
of12together.
a) Dexterthinksthenextnumberinthepatternwillbe15
Ishecorrect?
Explainyouranswer.
b) Whathappenswhenhetriesthisforallthemultiplesof
12upto12×12?
Isthereapattern?
5 Ronusesabarmodeltorepresent84dividedby12
84
12 12 12 12 12 12 12 12 12 12 12 12
a) ExplainRon’smistake.
b) Drawthecorrectbarmodeldiagramtorepresent84
dividedby12
6 Amirismakingpicturesusingshapes.
Hereisonepicture.
Amirmakes12pictureslikethisone.
a) Howmanyshapesdoesheusealtogether?
Showyourworking.
b) Ifeachpictureisexactlythesame,howmanyofeachshape
doesAmiruse?
= =
= = ©WhiteRoseMaths2019
1 + 2 = 32 + 4 = 63 + 6 = 94 + 8 = 12
