# Plus Minus Trainer

> Build strong math foundations by mastering addition and subtraction.

Canonical page: [https://chrome-stats.com/d/com.join.mathpuzzleenglish](https://chrome-stats.com/d/com.join.mathpuzzleenglish)

## Overview

- **ID:** `com.join.mathpuzzleenglish`
- **Platform:** Android
- **Type:** Android app
- **Status:** Available
- **Publisher:** Join Consulting
- **Category:** GAME\_PUZZLE
- **Downloads:** 73
- **Version:** 10.0
- **Last updated:** 2026-08-22
- **First published:** 2025-09-11
- **Publisher country:** KR
- **Size:** 42 MB
- **Data as of:** 2026-09-16
- **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=com.join.mathpuzzleenglish)
- **Website:** [https://joinconsulting.co.kr](https://joinconsulting.co.kr/)
- **Privacy policy:** [https://joinconsulting.co.kr/pp\_general.html](https://joinconsulting.co.kr/pp_general.html)

## Description

Can you solve the problem?<br><br>💡 a + b = 2 → (a, b) = ?<br>💡 a + b  - 23 + d = 181 → (a, b, 23, d) = ?<br><br>Addition and subtraction are far more than simple arithmetic.<br><br>They are the foundation of multiplication and division, and ultimately the foundation of all mathematics.<br><br>Every mathematical expression—from elementary calculations to advanced algebra, geometry, calculus, science, engineering, and artificial intelligence—begins with the ability to understand and manipulate + and −.<br><br>Master these two operations, and every other mathematical skill becomes easier to learn.<br><br>Conquer mathematics today.<br><br>Are you ready to transform math from something you avoid into one of your greatest strengths?<br><br>This app is not just another learning tool.<br><br>Like martial arts training, it develops mathematical fundamentals through disciplined, repeated practice.<br><br>The moment you begin, you start building the habits that lead to true mathematical mastery.<br><br>Train through five carefully designed levels, progressing from simple calculations to increasingly challenging number puzzles.<br><br>🏆 Five Training Levels<br><br>💎 Level 1 – 2 numbers, 1 answer provided<br>Build confidence with the fundamentals.<br><br>💎 Level 2 – 3 numbers, 1 answer provided<br>Develop speed and accuracy.<br><br>💎 Level 3 – 4 numbers, 2 answers provided<br>Strengthen logical thinking.<br><br>💎 Level 4 – 5 numbers, 2 answers provided<br>Handle more complex calculations with confidence.<br><br>💎 Level 5 – 6 numbers, 3 answers provided<br>Master advanced addition and subtraction challenges.<br><br>At the heart of mathematics lies a surprisingly simple truth.<br><br>Every formula eventually comes back to addition and subtraction.<br><br>Multiplication is repeated addition.<br><br>Division is repeated subtraction and grouping.<br><br>Even complex equations are combinations of these fundamental operations.<br><br>This app helps you master these essentials until they become second nature.<br><br>🚀 App Features<br><br>💎 Focus entirely on training<br>💎 Clean and intuitive interface<br>💎 Suitable for learners of all ages<br>💎 Five progressive difficulty levels<br>💎 Completely free<br><br>Awaken the mathematical ability already within you.<br><br>Master addition. Master subtraction. Master mathematics.<br><br>Thank you.

## Rankings

- #2,110,861 — Overall

## Permissions and access

### Permissions

- `android.permission.ACCESS_ADSERVICES_AD_ID`
- `android.permission.ACCESS_ADSERVICES_ATTRIBUTION`
- `android.permission.ACCESS_ADSERVICES_TOPICS`
- `android.permission.ACCESS_NETWORK_STATE`
- `android.permission.FOREGROUND_SERVICE`
- `android.permission.INTERNET`
- `android.permission.WAKE_LOCK`
- `com.android.vending.CHECK_LICENSE`
- `com.google.android.gms.permission.AD_ID`
- `com.join.mathpuzzleenglish.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION`

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Source: [Chrome-Stats](https://chrome-stats.com/d/com.join.mathpuzzleenglish)