I had to go look. Not hard to find. I'll just say this, back in the prehistoric 1970s, a '%' operation was eschewed, because it wasn't fast (relatively speakin

I had to go look. Not hard to find. I'll just say this, back in the prehistoric 1970s, a '%' operation was eschewed, because it wasn't fast (relatively speaking)!!! It often was used anyway, because it's very effective considering its simplicity.