Pat counts her sweets in different groups and both times she has some left over. How many sweets could she have had?
Age 5 to 11 Challenge Level
Where would you put a number which is a multiple of 5 but not even?
Where would an even multiple of 5 go?
Where would a number which is odd but not a multiple of 5 go?
Where would you put a number which is not a multiple of 5 and not even?
The NRICH Project aims to enrich the mathematical experiences of all learners. To support this aim, members of the
NRICH team work in a wide range of capacities, including providing professional development for teachers wishing to
embed rich mathematical tasks into everyday classroom practice.