Wednesday, 27 April 2022

Key Stage 1: Summer 1 - Maths Challenge 25.04.22

 


How Odd



How many odd numbers are there between  3 and 11 11?
 
How many odd numbers are there between 44 and 11 11?
What do you notice?  Can you explain your observation?
 
Can you find any other pairs of numbers which have this same number of odds between them?
 
Can you find a pair of numbers which have four odd numbers between them? 
 
Can you find another pair of numbers which have four odds between them?  And another pair?
 
How would you find a pair of numbers that have five odds between them?  Six odds?
 
How would you explain to someone else how to find  a pair of numbers that have a certain number of odds between them?


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