Just Calculate HD
By R.L Machinery Industry Corp.
Open iTunes to buy and download apps.
" Just Calculate HD " is a game, which make you have more fun in learning calculate. Here are 4 game modes, " + - mode", " X / mode", " Normal mode", and " 9 X 9 mode".
Calculate HD Version also supports 2 players mode. There're ten target in every round. Try your best to create equation faster than your friend and get higher score.
What's New in Version 2.0
In " 9 X 9 " mode, it will show all processes for recheck.