FOUR Independent CALCULATORS ( + - * / and more! )
    
INPUT (1): = ANSWER (1):
    
INPUT (2): = ANSWER (2):
    
INPUT (3): = ANSWER (3):
    
INPUT (4): = ANSWER (4):
    
Example: INPUT 100 + 29 then click CALC 1*2*3*4=24 20*(9/5)+32=68

By Jim Shook 11/26/2012