Maths · include everything you know about the 12-times tables including all number facts, as well...
11
Year One Maths Multiplication and Division
Transcript of Maths · include everything you know about the 12-times tables including all number facts, as well...
Year One
MathsMultiplication and Division
The Twelves
Success Criteria
L.I. To multiply and divide by 12.
• I can count in twelves.
• I can create a poster.
• I can use my knowledge of the times table to show everything I know.
• I use pictures, diagrams, calculations and anything else I can think of.
Count in Twelves
If 10 x 12 = 120, how could you work out 5 x 12?
0 12 24 36 48 60 72 84 96 108 120 132 144
How could you work out 2 x 12?
What would 9 x 12 be? Can you use subtraction to work this out?
How could you work out 11 x 12, 12 x 12 and 20 x 12?
Can you work out 15 x 12? How?
Twelve
Why is 12 a special number?
It can be known as a ‘dozen’. The word comes from the Old French
‘dozaine’. This word originated from the Latin word ‘duodecim’ which
means twelve (‘duo’ meaning two plus ‘decim’ meaning ten).
Can you think of anything that is still sold in a ‘dozen’?
Twelve
Why is twelve a special number?
There are 12 numbers on an analogue clock.
Twelve
Why is twelve a special number?
There are 12 months in a year.
January
February
March
April
May
June
July
August
September
October
November
December
2017
Twelve
Why is twelve a special number?
There are 12 zodiac signs.
Twelve
Why is twelve a special number?
There are 12 inches in a foot.
Twelve
Why is twelve a special number?
There are 12 days of Christmas.
Success Criteria
Main activityCreate your very own 12 times tables poster. Please include everything you know about the 12-times tables including all number facts, as well as any special vocabulary.
• I can count in twelves.
• I can create a poster.
• I can use my knowledge of the times table to show everything I know.
• I use pictures, diagrams, calculations and anything else I can think of.
