Helpful App
Great app for practicing subtraction skills. You can set the preferences for number of digits so you can control the level of difficulty. Another nice feature is changing the background color of the app.
$0.99
About
Practice subtraction problems from one to five digits. Choose between column-by-column calculation with borrowing enforcement or mental math with multiple-choice answers. Offers visual customization for accessibility and is ideal for educational settings.
✓One-digit to five-digit subtraction practice
✓Column-by-column calculation with borrowing
✓Mental math with multiple-choice answers
✓Visual borrowing hints
✓Customizable background colors
✓Classroom iPad friendly
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What's New in Subtraction Concentrated
3.1.0
April 27, 2023
Minor layout changes. Additional background colors.
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FAQ
What kind of subtraction problems does Subtraction Concentrated offer?
Subtraction Concentrated allows users to practice subtraction problems ranging from one-digit to five-digit numerals. This includes options for both column-by-column calculation and mental math with multiple-choice selections.
Does Subtraction Concentrated have ads or in-app purchases?
No, Subtraction Concentrated is designed for an instructional setting and contains no advertisements, no in-app purchases, and no distracting sounds or music.
What are the visual customization options in Subtraction Concentrated?
The app provides five different background color choices, including a white-on-black option without grayscale. This feature is beneficial for users with mild visual impairments.
How does Subtraction Concentrated handle borrowing in subtraction?
In the column-by-column mode, proper borrowing is strictly enforced. Users can also display the borrowing process as a 'helpful hint' when using the multiple-choice mode.
Is Subtraction Concentrated suitable for classroom use?
Yes, Subtraction Concentrated is ideal for classroom iPads due to its large numerals, which facilitate group demonstrations and team-based practices. It is designed to be an interruption-free learning tool.
What devices is Subtraction Concentrated available on?
Subtraction Concentrated is available on iPhone, iPad, and iPod touch devices. It is designed to be accessible across Apple's mobile ecosystem.
How often is Subtraction Concentrated updated?
The latest version of Subtraction Concentrated is 3.1.0, which was last updated on April 27, 2023. The app is generally stable and receives occasional updates.
What is the age rating for Subtraction Concentrated?
Subtraction Concentrated has an age rating of 4+. This indicates it is suitable for children aged four and above, making it appropriate for early elementary education.
