# 20以内加减法口算

> Educational game for children to practice mental math up to 20. (iPhone/iPad app by 华 周.)

- Source: https://appshunter.io/ios/app/20/id1087409662 (this page in markdown: same URL + `.md`)
- Developer: [华 周](https://appshunter.io/developer/569428357)
- Category: Education
- Price: Free
- Rating: 4.30/5 from 56 App Store ratings · 8 written reviews indexed
- Age rating: 4+
- Requires: iOS 9.0 · 42 MB
- Languages: Chinese (Simplified, China), Chinese (Traditional, Taiwan)
- Released: 2016-03-10
- Data updated: 2026-06-02
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/20/id1087409662/reviews.md

## What is 20以内加减法口算?

口算在学习数学中有着举足轻重的作用，3-7岁是打好口算基础的重要时期，它将直接影响着学生今后的计算能力。而学前班的小朋友由于年龄小，心理发展还不成熟，因此，在计算练习中出现错误是常有的事，并且用科学的方法提高小朋友的口算能力，因此本应用覆盖了20以内的加法、20以内减法，20以内加减法口算，20以内加减法混合运算，为此，本应用通过游戏方式让孩子在游戏中自己学习，快乐玩游戏，轻松学数学，并且有不同难度哦！

本应用特别适合小朋友进行幼小衔接和口算加减法相关的练习,有问题可以联系客服微信:gudongtoy



主要功能：
*真人语音提示。
*练习模式，不限时间且有答案提示。
*测试模式，有限时间内答对的题越多得分越高。
*有可爱的摇一摇功能哦，让孩子在玩游戏同时爱上学习。



1.5.0
- 更新部分手机及iPad上的显示布局
- 优化成绩统计
- 增加客服联系方式

## Key features

- Addition and subtraction up to 20
- Mixed operation practice
- Game-based learning
- Multiple difficulty levels
- Practice mode with hints
- Timed test mode
- Voice prompts

## Recent user reviews (8 of 8)

All indexed reviews: https://appshunter.io/ios/app/20/id1087409662/reviews.md

### 4/5 — 挺好的

*2020-01-28*

不错👍

### 5/5 — kids love

*2020-01-24*

It’s very good.

### 5/5 — kid like it

*2018-12-30*

My daughter like this app so much recommend

### 5/5 — 非常好用的一款数学软件，适合小朋友的数学启蒙。

*2018-01-29, version 1.0.1*

非常好用

### 5/5 — 好评

*2017-06-08, version 1.0.1*

女儿有提高

### 5/5 — 不错的初学软件

*2017-03-30*

很好

### 5/5 — 非常好用的app

*2017-02-05, version 1.0.1*

推荐

### 5/5 — 不错

*2016-10-10*

孩子喜欢这款

## Frequently asked questions about 20以内加减法口算

### What is 20以内加减法口算?

20以内加减法口算 is an educational app designed to help children aged 3-7 practice mental math skills, specifically addition and subtraction problems up to 20, through a game-based approach.

### What age is 20以内加减法口算 suitable for?

The app is rated for ages 4+ and is specifically designed for children aged 3-7 to build a strong foundation in mental calculation.

### Does 20以内加减法口算 have ads?

No, this app is free and does not contain advertisements.

### What learning modes does 20以内加减法口算 offer?

It offers a practice mode with unlimited time and answer hints, as well as a test mode where users answer questions within a time limit to achieve a higher score.

### How does 20以内加减法口算 track progress?

The app includes an optimized results statistics feature to track a child's performance. It also has a timed test mode that scores based on correct answers within a given timeframe.

### Is 20以内加减法口算 available on different devices?

Yes, 20以内加减法口算 is supported on iPhone, iPad, and iPod devices.

### How often is 20以内加减法口算 updated?

The latest version, 1.5.0, was released on June 1, 2020. Updates typically include display layout adjustments for various devices and optimizations to features like performance statistics.

### What makes 20以内加减法口算 engaging for children?

The app uses a game-based learning approach with cute animations and a 'shake' feature to make learning math fun. It also includes real voice prompts to guide children.

## Version history (last 4 releases)

### 1.5.0 — 2020-06-01

1.5.0
- 更新部分手机及iPad上的显示布局
- 优化成绩统计
- 增加客服联系方式

### 1.0.2 — 2018-07-23

- 增加iPhone X 支持
- 优化学习时间,提高学习兴趣

### 1.0.1 — 2016-03-21

- 增加练习完成时的详细统计
- 增加题目回顾功能
- 增加分享功能
- 修复一些问题

### 1.0.0 — 2016-03-10

No release notes.

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All apps by 华 周: https://appshunter.io/developer/569428357

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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 2026-06-02.*