How to spell Proof
The mistake made with the spelling of proof is to replace the double "O" with a "U". To make sure you don't do this, think of the following:
The children wanted proof the zoo had no unicorn.
prOOf
PROOF
![](/images/user/base/Maths/Logarithms/Reference%20Tables/reference-log-table-1.4df6ee6.jpg)
![](/images/user/base/Maths/Logarithms/Reference%20Tables/reference-log-table-2.d516bb3.jpg)
![](/images/user/base/Maths/Logarithms/Reference%20Tables/reference-anti-log-table-1.b0b0513.jpg)
![](/images/user/base/Maths/Logarithms/Reference%20Tables/reference-anti-log-table-2.f89189d.jpg)
The mistake made with the spelling of proof is to replace the double "O" with a "U". To make sure you don't do this, think of the following:
The children wanted proof the zoo had no unicorn.
prOOf
PROOF