Tuesday 28 September 2010

Riddle

This is our first riddle this autumn: fill in the blanks with as many Math signs you need to make all these lines true:
1 1 1=6;
2 2 2=6;
3 3 3=6
4 4 4=6;
5 5 5=6;
6 6 6=6
7 7 7=6;
8 8 8=6;
9 9 9=6
10 10 10=6
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