Addition and subtraction using Common Core aligned mathematics. (Follows Common Core Standard CCSS.MATH.CONTENT.7.NS.A.1.D) Now these basic operations can be used to guide rockets into space and accelerate the space race. Try Intergalactic Addition and Subtraction!

Assess proficiency in addition and subtraction according to education standards. Rewarding levels of gameplay maintain engagement. You will forget you were doing math as you launch rockets into space! You may optionally buy reports analyzing questions missed on addition and subtraction. Teachers and parents may find this optional feature particularly useful.

What’s New

Version 1.1.9

- Added in-game links to Khan Academy Videos
- Minor improvements and bug fixes

Ratings and Reviews

5.0 out of 5
2 Ratings

2 Ratings

SpEdT4Life ,

Quick and helpful

Easy way to encourage kids to practice math facts. I also like how it starts off easy with 1D+/-1D but gets progressively harder.

KPark87 ,

Super fun!

I love these games! 🤩

App Privacy

The developer, Intergalactic Education LLC, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy.

Data Used to Track You

The following data may be used to track you across apps and websites owned by other companies:

  • Contact Info

Data Not Linked to You

The following data may be collected but it is not linked to your identity:

  • Contact Info

Privacy practices may vary, for example, based on the features you use or your age. Learn More


  • Family Sharing

    With Family Sharing set up, up to six family members can use this app.

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