it's broken calculator?? 

It's itself change math funktion. 

Gola: reach the maximum value as you can...

Be concentrate to not miss the right math funktion when choose numbers, it change selfly.

The best choose of numbers for math funktion is:

"+" - evrything is good, except negative numbers;       ➕➕➕➕

"-" - negativ number good for us, positiv numbers will low our score;       ➖➖➖➖

"*" - evrything that more that 1 is good!       ➕➕➕➕

"/" - evrything that less that 1 is very good!       ➖➖➖➖

MiniJam183 Calculations

Limitation: 4 colors