---
title: "e++ 能量餅 - Reviews, Revenue and Downloads in Hong Kong SAR China | Apple App Store"
description: "學生利用能量餅模型設計含有向數的算式，並從中學會如何計算有向數的加減。  「現代教育研究社」研發一系列教學工具及互動趣味 App，以協助老師於課堂中進行建構數學概念的活動，同時也可讓學生在家作自學之用。"
---

# e++ 能量餅 — Hong Kong SAR China

![e++ 能量餅 App Icon](https://is1-ssl.mzstatic.com/image/thumb/Purple114/v4/d1/e3/47/d1e347be-17c6-37aa-4228-2cb78b6a1f20/AppIcon-2Language-1x_U007emarketing-0-7-0-85-220.jpeg/434x0w.png)

**Developer:** [Modern Educational Research Society](https://apptail.io/developer/modern-educational-research-society-xfg) (Hong Kong SAR China)
**Category:** Education
**Rating:** N/A (0 ratings)
**Price:** Free
**Bundle ID:** hk.mers.as.math.directed-number
**Store:** Apple App Store
**Country:** Hong Kong SAR China
**Version:** 2.0 (released 2021-01-07)
**Original Release:** 2020-08-09
**Languages:** Chinese, English

**App Store Link:** [Download on Apple App Store](https://apps.apple.com/hk/app/app/id1526610983)
**AppTail Page:** [https://apptail.io/app/e-Oudl/hong-kong](https://apptail.io/app/e-Oudl/hong-kong)

## e++ 能量餅 Description
學生利用能量餅模型設計含有向數的算式，並從中學會如何計算有向數的加減。

「現代教育研究社」研發一系列教學工具及互動趣味 App，以協助老師於課堂中進行建構數學概念的活動，同時也可讓學生在家作自學之用。

## e++ 能量餅 Screenshots
- [Screenshot 1](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource124/v4/c0/0f/87/c00f87ec-b917-c52e-aa2c-da7fbd9f6792/d4eacc18-339b-4728-b0f1-706f6444e8fd_1.PNG/2732x2048.png)
- [Screenshot 2](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource124/v4/c1/d1/5f/c1d15fbe-136a-2892-9a2e-00e255c641d1/e2106f82-7499-44fd-8ff0-3a455ccaf0a4_2.PNG/2732x2048.png)
- [Screenshot 3](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource124/v4/c1/d5/9c/c1d59c7c-a4e1-d78d-d87a-1efadcbe9b6c/fa5e2897-d76b-4bbd-8a1f-401820db998e_3.PNG/2732x2048.png)






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---

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