App Description

Column Subtraction is an important step for learning mathematics, but this operation presents many difficulties.
This game guides you at your own pace, showing you step by step how to proceed to get the final result.
This is a very effective way to learn and master Column Subtraction.

The parents will love the application for its simple and elaborate features.
2 languages in the game : english, french.

iPhone Screenshots

(click to enlarge)

:-) Column Subtraction screenshot 1 :-) Column Subtraction screenshot 2 :-) Column Subtraction screenshot 3 :-) Column Subtraction screenshot 4 :-) Column Subtraction screenshot 5 :-) Column Subtraction screenshot 6 :-) Column Subtraction screenshot 7 :-) Column Subtraction screenshot 8

iPad Screenshots

(click to enlarge)

:-) Column Subtraction screenshot 9 :-) Column Subtraction screenshot 10 :-) Column Subtraction screenshot 11 :-) Column Subtraction screenshot 12 :-) Column Subtraction screenshot 13 :-) Column Subtraction screenshot 14 :-) Column Subtraction screenshot 15

App Changes

  • February 19, 2019 Initial release
  • June 14, 2019 Price increase: FREE! -> $2.99
  • June 16, 2019 Price increase: FREE! -> $2.99
  • November 26, 2019 Price decrease: $2.99 -> FREE!
  • December 02, 2019 Price increase: FREE! -> $2.99
  • January 26, 2021 Price decrease: $2.99 -> FREE!

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