About Counting-Up Subtraction
The counting-up subtraction app lets students solve subtraction problems by counting up from the lesser number step by step. The first step is to get to the nearest multiple of 10. Then to the next higher 100 and so on...
The counting-up subtraction app lets students solve subtraction problems by counting up from the lesser number step by step. The first step is to get to the nearest multiple of 10. Then to the next higher 100 and so on until the greater number is reached. The count-up amounts are then added together to get the difference.
Features:
- The numbers can have up to 3 digits
- You can set your own problems
- The current operation for each column can be hidden
- The operands for the current operation can be highlighted
- Three different themes
- Native interfaces for iPhone, and iPad
Other iDevBooks math apps
iDevBooks math apps have been reviewed and endorsed by Wired.com, Common Sense Media, and other respected sites and organizations.
Some of the over 40 other iDevBooks math apps are Visual Multiplication Table, Decimal Rounding, Whole Number Rounding, Column Subtraction, Column Addition, Long Division, Long Multiplication, Lattice Multiplication, Fraction Math, Partial Differences Subtraction, Partial Quotients Division, Partial Sums Addition, etc.
Feedback and requests for new features
New ideas to make this app better are welcome. Please visit idevbooks.com to give feedback.
Privacy
This app has no ads or in-app purchases and it does not transmit any data during the operation of the app. This app also does not contain any links to other apps or the web.
Oct 14, 2019 Version 6.0
- support for iOS 13
- new interface with support for latest iPad and iPhone models
- new theme colors
Previous Versions
Here you can find the changelog of Counting-Up Subtraction since it was posted on our website on 2016-09-26 12:58:18.
The latest version is 6.0 and it was updated on 2024-04-19 23:20:00. See below the changes in each version.
Counting-Up Subtraction version 6.0
Updated At: 2019-10-14
Changes: 14 Oct 2019 Version 6.0
- support for iOS 13
- new interface with support for latest iPad and iPhone models
- new theme colors
Counting-Up Subtraction version 6.0
Updated At: 2019-10-14
Changes: Oct 14, 2019 Version 6.0
- support for iOS 13
- new interface with support for latest iPad and iPhone models
- new theme colors
Counting-Up Subtraction version 4.0
Updated At: 2016-09-15
Counting-Up Subtraction version 6.0
Updated At: 1970-01-01
Changes: 14 de oct. de 2019 Version 6.0
- support for iOS 13
- new interface with support for latest iPad and iPhone models
- new theme colors
Counting-Up Subtraction version 6.0
Updated At: 1970-01-01
Changes: 2019年10月14日 Version 6.0
- support for iOS 13
- new interface with support for latest iPad and iPhone models
- new theme colors
Counting-Up Subtraction version 6.0
Updated At: 1970-01-01
Changes: 14 Okt 2019 Version 6.0
- support for iOS 13
- new interface with support for latest iPad and iPhone models
- new theme colors
Disclaimer
Official App Store Link
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