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Can you work out how many of each kind of pencil this student bought?

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Can You Make 100?

Age 11 to 14 Challenge Level:

How many ways can you find to put operation signs ($+$, $-$, $\times$, $\div$) between the digits make $100$?

 

1    2    3    4    5    6    7    8    9  =  100

 


Click here for a poster of this problem.