# Math Grid Calculation Training

> Small size of 100-cell calculation: math practice exercise to improve your brain

Canonical page: [https://chrome-stats.com/d/com.joyplot.minimasu](https://chrome-stats.com/d/com.joyplot.minimasu)

## Overview

- **ID:** `com.joyplot.minimasu`
- **Platform:** Android
- **Type:** Android app
- **Status:** Available
- **Publisher:** JoyPlot
- **Category:** EDUCATION
- **Downloads:** 104
- **Version:** 1.1.0
- **Last updated:** 2026-08-17
- **First published:** 2026-05-15
- **Publisher country:** JP
- **Size:** 45 MB
- **Data as of:** 2026-09-10
- **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=com.joyplot.minimasu)
- **Website:** [https://joyplot.com](https://joyplot.com/)
- **Privacy policy:** [https://joyplot.com/privacypolicy.php](https://joyplot.com/privacypolicy.php)

## Description

Math Grid Calculation Training is a compact mental math training app inspired by the classic 100-cell calculation method.<br>Compared to traditional 100-cell math exercises, this mini-sized version is quicker and easier to play, making it perfect for short study sessions and spare moments throughout the day.<br><br>Math Grid Calculation Training is the perfect solution for anyone looking for a fast and enjoyable arithmetic training experience.<br><br>Practice addition, subtraction, multiplication, and other math problems while improving your:<br><br>* mental arithmetic skills<br>* calculation speed<br>* concentration<br>* accuracy<br><br>It is recommended for:<br><br>* elementary school math practice<br>* daily arithmetic training<br>* brain training for adults<br>* quick mental math exercises<br><br>【Features】<br>* Mini-sized grid math training<br>* Quick and easy mental arithmetic practice<br>* Perfect for short breaks and spare time<br>* Improve both speed and accuracy<br>* Fun for both kids and adults<br>* Simple and easy-to-use controls<br><br>Whether you enjoy math practice, brain training, or daily calculation exercises, Math Grid Calculation Training makes it easy to build a consistent learning habit.<br><br>Challenge yourself with quick and compact grid math puzzles anytime, anywhere!<br><br>【Benefits of Grid Math Training】<br>Grid math training is a learning method that improves mental arithmetic and calculation speed by repeatedly solving math problems in a grid format.<br>This style of training is also widely known through Professor Kageyama’s arithmetic exercises.<br><br>Although the rules are simple, regular practice can provide many benefits:<br><br>* Improve mental math ability<br>  Repeated calculation practice helps you solve arithmetic problems faster in your head.<br><br>* Increase calculation speed<br>  Solving many problems within a limited time naturally improves speed.<br><br>* Strengthen concentration<br>  Filling in the grid continuously helps improve focus and attention.<br><br>* Improve accuracy<br>  You can train yourself to calculate quickly while reducing mistakes.<br><br>* Build study habits<br>  Short practice sessions make it easier to continue daily learning and brain training.<br><br>* Brain training and cognitive exercise<br>  Grid math is also popular among adults as a form of brain training and mental exercise.<br><br>Grid math training is useful not only for elementary school students learning arithmetic, but also for:<br><br>* middle school students<br>* high school students<br>* adults who want to improve mental math skills<br><br>By practicing a little every day, you can gradually improve both speed and accuracy while gaining confidence in calculation.

## Rankings

- #1,965,444 — 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.BILLING`
- `com.android.vending.CHECK_LICENSE`
- `com.google.android.gms.permission.AD_ID`
- `com.joyplot.minimasu.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION`

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