# Digi Make 20

> Visual math education app for ten's complements and addition up to 20. (iPhone/iPad app by Digi-Block, Inc..)

- Source: https://appshunter.io/ios/app/digi-make-20/id995028904 (this page in markdown: same URL + `.md`)
- Developer: [Digi-Block, Inc.](https://appshunter.io/developer/783055661)
- Category: Education
- Price: Free
- Rating: 5.00/5 from 1 App Store ratings
- Age rating: 4+
- Requires: iOS 7.0 · 39 MB
- Released: 2015-07-16
- Data updated: 2026-07-10
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/digi-make-20/id995028904/reviews.md

## What is Digi Make 20?

This app is about visualizing ten’s complements and extending that knowledge to master addition with sums up to 20.

About ten's complements:
The "ten's complement" is the number that you must add  to get 10.  For example, the ten's complement of 6 is 4.  And the ten's complement of 3 is 7.

Having a clear visual image of single-digit numbers and their ten's complements is known to be very helpful in doing addition and subtraction. It is also a key step in facilitating mental math. 

About us:
Digi-Block provides a method for learning about numbers and operations – addition, subtraction, multiplication, and division. There is a progression of steps. Each step is easy to grasp visually. The magic of math is that after mastering a relatively small number of steps, the learner is able to solve difficult problems! Check out digi-block.com to see what else we have to offer.

## Key features

- Visual ten's complement learning
- Addition up to 20
- Mental math facilitation
- Number operation mastery
- Step-by-step progression


## Frequently asked questions about Digi Make 20

### What is Digi Make 20?

Digi Make 20 is an educational app designed to help users visualize and understand ten's complements, a key concept for mastering addition with sums up to 20. It aims to build a strong foundation for mental math.

### How does Digi Make 20 teach math?

The app uses a visual method to teach number operations, starting with ten's complements. It offers a progression of easy-to-grasp steps to facilitate learning and problem-solving.

### What age is Digi Make 20 suitable for?

Digi Make 20 is suitable for children aged 4 and above, as indicated by its 4+ age rating. It's designed to make learning numbers and operations accessible.

### Can I use Digi Make 20 on my phone?

Currently, Digi Make 20 is supported on iPads. It is not listed as available for other mobile devices like Android phones or iPhones.

### How often is Digi Make 20 updated?

Digi Make 20 was last updated on July 16, 2015, with version 1.0.0. There have been no subsequent updates listed, suggesting it is a stable release.

### Does Digi Make 20 have ads?

No, Digi Make 20 does not contain advertisements. The app is free to download and use without any ad interruptions.

### What is the rating for Digi Make 20?

Digi Make 20 has a perfect rating of 5.0 stars, based on one user review. This indicates a highly positive user experience from its initial rating.

### Does Digi Make 20 offer certifications?

The provided information does not mention any certifications offered by Digi Make 20. Its focus is on visual learning and mastering foundational math skills.

## Version history (last 1 release)

### 1.0.0 — 2015-07-16

This app has been updated by Apple to display the Apple Watch app icon.

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## More apps by Digi-Block, Inc.

- [Digi Make 10](https://appshunter.io/ios/app/digi-make-10/id783055658)

All apps by Digi-Block, Inc.: https://appshunter.io/developer/783055661

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-07-10.*