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There are 8 NRICH Mathematical resources connected to NC Multiplication and Division, you may find related items under NC.
Broad Topics > NC > NC Multiplication and DivisionCan you use the clues to complete these 4 by 4 Mathematical Sudokus?
How will you decide which way of flipping over and/or turning the grid will give you the highest total?
Which pairs of cogs let the coloured tooth touch every tooth on the other cog? Which pairs do not let this happen? Why?
A game in which players take it in turns to choose a number. Can you block your opponent?
I'm thinking of a number. My number is both a multiple of 5 and a multiple of 6. What could my number be?
We start with one yellow cube and build around it to make a 3x3x3 cube with red cubes. Then we build around that red cube with blue cubes and so on. How many cubes of each colour have we used?
Arrange the four number cards on the grid, according to the rules, to make a diagonal, vertical or horizontal line.