docs: reword

Author: transmissions11

README.md

@@ -5,7 +5,7 @@ A list of common Solidity optimization tips and myths.
 
 ### Right Shift Instead of Dividing By 2
 
-The `SHR` opcode is 3 gas cheaper than `DIV` and also bypasses the division by 0 check.
+The `SHR` opcode is 3 gas cheaper than `DIV` and also bypasses Solidity's division by 0 prevention overhead.
 
 - [Gas Usage]()
 - [Full Example]()