The calculation doesn't stay up until you change it. For 60 kids I have to keep entering the value about every 4-5 papers. Wastes time and is a big distraction
Ads cover content when 18 questions submitted...annoying
It's great Does the result very fast and accurate
I wish there were +/- for the grades instead of just a b c or d
Excellent scientific calculator with expressions, fractions, repeating decimals.