The first lesson in a series of work on level 6+ maths KS2 Skills M A T H S MIXED STARTER Calculate the mean of these numbers: 6, 10, 5, 9, 4, 8 Convert 16kg into grams Triangle ABC is isosceles. Calculate the value of x. What are the first 5 multiples of 4? The first lesson in a series of work on level 6+ maths xo 30o LO: To find LCM’s and HCF’s

Number theory: Factors and multiples 31/12/2018 Core: will be able to display their working neatly and find factors and multiples. Challenge: will be able to use terminology comfortably Aspire: to find LCM’s and HCF’s in an efficient well present manner Vivo Star: Display a high level of understanding including working efficiently Keywords: Factor, Multiple, Prime, HCF and LCM The first lesson in a series of work on level 6+ maths LO: To find LCM’s and HCF’s

The number theory pyramid S ACQUIRE FLUENCY The sum of three different prime numbers is 40. What is the difference between the two biggest of these numbers? N 24 1,37 Factors of 37 1,11, 121 Factors of 121 1,3, 5, 15 Factors of 15 Explain what 37 can be categorised as given this results The first lesson in a series of work on level 6+ maths 1, 8, 27, 64, 125, The first 5 cube numbers 1, 3, 6, 10, 15, 21 Give the first 6 triangle numbers 1, 4, 9, 16, 25, 36, 49 The first 7 square numbers 4, 8, 12, 16, 20, 24, 28, 32 The first 8 multiples of 4 LO: To find LCM’s and HCF’s

The first lesson in a series of work on level 6+ maths Factors M A T H S TALK ABOUT IT What numbers multiply to 12? The first lesson in a series of work on level 6+ maths These are the factors of 12 LO: To find LCM’s and HCF’s

The first lesson in a series of work on level 6+ maths Lowest Common Multiple M A T H S TALK ABOUT IT Multiples of 3? Multiples of 4? The first lesson in a series of work on level 6+ maths LO: To find LCM’s and HCF’s

The first lesson in a series of work on level 6+ maths Highest Common Factor M A T H S TALK ABOUT IT Factors of 20? Factors of 24 ? The first lesson in a series of work on level 6+ maths LO: To find LCM’s and HCF’s

The first lesson in a series of work on level 6+ maths Number theory questions M A T H S HAVE A GO 1. Write down all the factors of (a) 20 (b) 30 (c) 32 (d) 48 Find the highest common factor (HCF) of (a) 16 and 40 (b) 35 and 40 (c) 24 and 36 (d) 28 and 49 3. Find the lowest common multiple (LCM) of (a) 5 and 6 (b) 4 and 6 (c) 6 and 8 (d) 3, 5 and 10 Two buses A and B depart from Workington station at 9am. Bus B returns every 36 minutes and Bus A returns every 30 minutes. At what time after 9am are both buses at the station? The first lesson in a series of work on level 6+ maths LO: To find LCM’s and HCF’s

The first lesson in a series of work on level 6+ maths An exam question in context M A T H S SUM IT UP A farmer has 40 cows, 72 sheep. He divides these equally between his sons. What is the greatest number of sons he could have? The first lesson in a series of work on level 6+ maths LO: To find LCM’s and HCF’s