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'How Many Pieces?' printed from http://nrich.maths.org/
You can see how many loops of string were used to make these string
patterns because the strings are different colours.
In the next pictures can you work out how many loops were used?
How many pieces of string do you need to make this string
Can you explain how you decided?
Here is a pdf
string images which you could print off if you find it easier to
work on paper.
If you enjoyed this problem,
you might like to have a go at How Many Pieces This Time?