# 31 March 2020: Home learning

Tuesday 31 March 2020

Good morning!

Thank you to those of you who emailed me your posters – it was great to hear from you and see what you’ve been up to.

Factors of 18: 1,18,2,9,3,6

Factors of 14: 1,14,2,7

Factors of 16: 1,16,2,8,4

Factors of 30: 1,30,2,15,3,10,5,6

Factors of 25: 1,25,5

Factors of 42: 1,42,2,21,3,14,6,7

Factors of 48: 1,48,2,3,4,6,8,12,16,24,48

Factors of 60: 1,60,2,30,3,4,5,6,10,12,15,20

6 is a factor of 24= true

12 and 7 are factors of 72= false

3 is a factor of 27= true

1,3 and 8 are factors of 48= true

8 is a factor of 54= false

2,6 and 8 are factors of 42= false

Today’s learning is multiples.

A multiple is the product result of one number multiplied by another number.

Multiples of 3: 3,6,9,12, 15, 18 etc.

Warm up: Ninja multiples

Investigate

Are all multiples of 8 multiples of 4?

Are all multiples of 4 multiples of 8?

Common multiples:

common multiple is a number that is a multiple of two or more numbers. The common multiples of 3 and 4 are  12, 24, 36

• Write the common multiples of 4 and 6
• Write the common multiples of 2 and 3

Challenge:

Annie is double her sister’s age.

They are both older than 20 but younger than 50.

Their ages are both multiples of 7.

What are their ages?