sap value

So I am practicing for a soap exam. And for the life of me cant understand why the answer to this problem is 149. I keep getting 209. What am I missing. Could anyone enlighten me how to get there? Take the SAP values of coconut, palm, and olive oils to be 256.5, 199.5, and 190 milligrams...

Hello soapers. UK soaper here. I want to try making some shaving soap, and after reading through this monster thread: https://www.soapmakingforum.com/threads/my-first-shaving-soap-is-a-success.34264/ I'm about ready to try some test batches, and want to try the initial recipe (stearic acid and...