Casio Fx 991Es Plus 2Nd Edition Calculator

The natural screen natural v.p.a.m. shows mathematical expressions like the roots and fractions that appear in your textbook, and this increases understanding as the results are easier to understand It has 252 functions, 24 levels of parenthesis Elementary mathematics fractional calculation, percentage calculation, prime number factorization, angular dimensional dimensions, deg rad grade conversions, pol rec coordinate conversion