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Can You Make 100?

Age 11 to 14
Challenge Level

Can You Make 100? printable sheet
 

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.
 

 

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.
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