Exploring Prime Numbers - Maths Y6 Investigation
Dive into investigating prime numbers in Mathematics class for Year 6 students. Learn about the characteristics of prime numbers, including factors, even and odd primes, and challenge yourself with a Bingo Prime Number Challenge using only prime numbers.
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Presentation Transcript
What Im learning in Maths today Maths Y6 (Investigating Prime Numbers) Date: 18.5.20 L.Obj: *I can recognise and investigate PRIME numbers.
Calculation Starter Kahoot Quiz Elizabeth, Jack, Bethany, Ruby, Reuben, Malachai and Cassie https://kahoot.it/challenge/06983304?challenge-id=989b5045- acac-493d-bf6e-af3c3fb285dc_1589718313809 Lily, Harvey, Henry and Megan https://kahoot.it/challenge/0404181?challenge-id=989b5045-acac- 493d-bf6e-af3c3fb285dc_1589717949512 Zac, Chloe, Toby and Dante https://kahoot.it/challenge/01940164?challenge-id=989b5045-acac- 493d-bf6e-af3c3fb285dc_1589717517070
PRIME NUMBERS Numbers that only have 2 factors! (1 and itself) THINK! What is the lowest prime number? Which is the only EVEN prime number? Why are all other EVEN numbers NOT prime numbers? What is the lowest ODD prime number? Are all ODD numbers prime numbers? Name 3 ODD numbers which AREN T prime numbers. CHECK YOUR THINKING ON THE NEXT SLIDE
PRIME NUMBERS Numbers that only have 2 factors! (1 and itself) ANSWERS What is the lowest prime number? 2 Which is the only EVEN prime number? 2 Why are all other EVEN numbers NOT prime numbers? Because 2 is a factor of all other even numbers. What is the lowest ODD prime number? 3 Are all ODD numbers prime numbers? No Name 3 ODD numbers which AREN T prime numbers. 9 15 21 and many more
BINGO PRIME NUMBER CHALLENGE (See next slide)
Look at the layout of this bingo ticket Between 10-19 Between 30-39 Between 50-59 Between 70-79 1-digit numbers Between 20-29 Between 40-49 Between 60-69 Between 80-89 15 numbers are used altogether!
Can you make 2 Bingo tickets using PRIME numbers only? *You can only use the number once *There has to be at least 1 number in each column. 15 numbers should be used on each ticket altogether!
On the HIGHLIGHTS FROM HOME page this evening, I will show 1 BINGO TICKET with PRIME numbers only. Whoever has chosen the MOST prime matching prime numbers as my ticket will be the winner!
Maths Challenge 2 Investigating Prime Numbers True or False? When you add 2 prime numbers together, the answer is always another prime number? Prove it.
