Maths
posted by Tim .
9 is a very strange digit. Try to use four nines 9999 and normal operations plus minus multiply divide brackets etc, use 4 nines to make 100

Maths 
Steve
99 + 9/9
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Can you use 4 nines 9999 and normal operations to arrive at 20? 
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Can you use 4 nines 9999 And normal operations to arrive at 100 
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9 is a very strange digit. Try to use four nines 9999 and normal operations plus minus multiply divide brackets etc, use 4 nines to make 20