What's New

Greetings, Learners!

We’re excited to bring you a completely redesigned user interface in this update. We’ve also improved the timer mode and smashed some bugs. For apps with pictures in their questions, we’ve improved this part of the interface too. Want a closer look at an image? Just tap. Ready to go back to your answer choices? Tap again to zoom out.

Like the update? Still have more feature requests on your wishlist? Write to [email protected] and let us know. We’d love to hear from you!

App Description

Contains all learning levels — no in-app purchases required!

Get a jump start on learning with this Mental Math Addition Subtraction I app from Clever Dragons!

Twenty-two levels of quiz will develop your mental computation of addition and subtraction facts. Questions are fill-in-the-blank style
starting with 0 - 1 = ___ and progressing to ___ + 50 = 37. We've also thrown in some extra challenges in the higher levels to keep you on your toes. Fast-paced questions will develop your quick-fire mental computation.

Challenge your friends on Game Center — who can earn the most points?

Search for Clever Dragons in the App Store to see our other math apps and all our educational offerings. We're working hard each day to bring you more fun and learning!

Mental Math Addition Subtraction I Features:

- Correct answers are highlighted when question is missed
- Questions get progressively harder
- Smart Learning review levels offer practice to make learning really stick
- Option to adjust level of difficulty
- Students win medals and points for completing sections of the game
- Fully integrated in Game Center with seven special achievements
- Does not require an internet connection to play
- Play the first three levels for free up to the Bronze medal
- Option to purchase additional levels with new questions

Practicing the questions on this app will not only reinforce mental computation skills, but also makes it easier to complete the game on the
fun online learning sites Always-Icecream.com and Clever-Dragons.com, where kids earn virtual currency for each level they complete. With this currency, children can unlock fun and creative games.

iPhone Screenshots

(click to enlarge)

Mental Math Practice — Addition and Subtraction screenshot 1 Mental Math Practice — Addition and Subtraction screenshot 2 Mental Math Practice — Addition and Subtraction screenshot 3 Mental Math Practice — Addition and Subtraction screenshot 4 Mental Math Practice — Addition and Subtraction screenshot 5

iPad Screenshots

(click to enlarge)

Mental Math Practice — Addition and Subtraction screenshot 6 Mental Math Practice — Addition and Subtraction screenshot 7 Mental Math Practice — Addition and Subtraction screenshot 8 Mental Math Practice — Addition and Subtraction screenshot 9 Mental Math Practice — Addition and Subtraction screenshot 10

App Changes

  • June 11, 2014 Initial release
  • August 04, 2014 Price decrease: $0.99 -> FREE!
  • August 11, 2014 New version 2.24
  • November 12, 2014 New version 2.26
  • November 12, 2014 Price increase: FREE! -> $1.99
  • December 20, 2014 New version 2.27
  • March 07, 2015 New version 2.28
  • June 10, 2015 New version 2.29
  • August 11, 2015 New version 2.30
  • July 05, 2016 New version 2.40
  • November 05, 2016 New version 2.50