What! You don't want to pay $3.99 a WEEK for a calculator???

No. You, so need to hoodwink me into paying it. Better yet hoodwink my kid.

Answers are free. Correct answers cost extra!

What if I only want to use +? Do I get a discount? How about you only charge me when I use = at the end, but not before?

Guess they gotta hit you with the under-utilization "convenience fee" for $1.99? /s