What fraction of the black bar are the other bars? Have a go at this challenging task!
Can you compare these bars with each other and express their lengths as fractions of the black bar?
Can you find pairs of differently sized windows that cost the same?
There are lots of different methods to find out what the shapes are worth - how many can you find?
Can you find a reliable strategy for choosing coordinates that will locate the treasure in the minimum number of guesses?
In this 100 square, look at the green square which contains the numbers 2, 3, 12 and 13. What is the sum of the numbers that are diagonally opposite each other? What do you notice?
Can you work as a team to make doughnuts by matching these fractions, decimals and percentages?
Which pairs of cogs let the coloured tooth touch every tooth on the other cog? Which pairs do not let this happen? Why?
Take three consecutive numbers and add them together. What do you notice?
Some of the numbers have fallen off Becky's number line. Can you figure out what they were?
