--- title: "Abacus Lesson -ADD and SUB- - Reviews, Revenue and Downloads in Dominican Republic | Apple App Store" description: "This is an app that you can learn addition and subtraction using an abacus. An abacus is named "Soroban" in Japan. Do you know what an abacus is? The abacus is very simple calculator used in China, J" --- # Abacus Lesson -ADD and SUB- — Dominican Republic ![Abacus Lesson App Icon](https://is1-ssl.mzstatic.com/image/thumb/Purple116/v4/bf/a5/76/bfa57668-241f-97b5-3e4f-e6f876164b43/AppIcon-0-0-1x_U007emarketing-0-7-0-85-220.png/434x0w.png) **Developer:** [Hirokazu Komatsu](https://apptail.io/developer/hirokazu-komatsu-PYsb) **Category:** Education **Rating:** 5.0/5 (3 ratings) **Price:** Free **Bundle ID:** com.Hirokuma.App.SorobanNyumon1 **Store:** Apple App Store **Country:** Dominican Republic **Version:** 3.1.9 (released 2024-01-16) **Original Release:** 2020-08-09 **Languages:** English, Japanese **App Store Link:** [Download on Apple App Store](https://apps.apple.com/do/app/app/id1526785916) **AppTail Page:** [https://apptail.io/app/abacus-lesson-add-and-sub-XHbg/dominican-republic](https://apptail.io/app/abacus-lesson-add-and-sub-XHbg/dominican-republic) ## Abacus Lesson Description This is an app that you can learn addition and subtraction using an abacus. An abacus is named "Soroban" in Japan. Do you know what an abacus is? The abacus is very simple calculator used in China, Japan, Korea and so on. Some people may say "Isn't it an unnecessary tool if you have a calculator such as a smartphone?". Answer would be "No". The biggest difference between electric calculators and the abacus is whether you need to hold it in your hand when calculating. Because of its simplicity, you will be able to easily use the abacus in your mind. Imagine that you can use calculations of about 3 digits in your life without physical tools. This app will give you the skill of calculation. ## Abacus Lesson Screenshots - [Screenshot 1](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource125/v4/82/f4/b0/82f4b0e8-1561-cb59-d682-2ae623efe0d3/e82d1a4a-edf1-4a69-8b98-bfb9a76d3506_thumbnail1_En.png/2688x1242.png) - [Screenshot 2](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource125/v4/9e/a8/15/9ea8154d-8845-0f9b-b489-0bd576824106/62ccd6a2-64d2-4c4b-be64-ea545f8d8745_thumbnail2_En.png/2688x1242.png) - [Screenshot 3](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource115/v4/a7/29/92/a729926a-7c44-806f-737b-746dddf1499b/a6023a95-af52-4423-abc1-1240684d9c69_thumbnail3_En.png/2688x1242.png) ## Abacus Lesson Rating Breakdown in Dominican Republic - 5 stars: 3 (100%) - 4 stars: 0 (0%) - 3 stars: 0 (0%) - 2 stars: 0 (0%) - 1 stars: 0 (0%) ## Abacus Lesson Discovered Keywords - add and sub ## Abacus Lesson Available In - [Japan](https://apptail.io/app/abacus-lesson-add-and-sub-XHbg/japan) - [United States](https://apptail.io/app/abacus-lesson-add-and-sub-XHbg/united-states) - [Brazil](https://apptail.io/app/abacus-lesson-add-and-sub-XHbg/brazil) - [India](https://apptail.io/app/abacus-lesson-add-and-sub-XHbg/india) - [Indonesia](https://apptail.io/app/abacus-lesson-add-and-sub-XHbg/indonesia) - [Canada](https://apptail.io/app/abacus-lesson-add-and-sub-XHbg/canada) - [Vietnam](https://apptail.io/app/abacus-lesson-add-and-sub-XHbg/vietnam) - [Philippines](https://apptail.io/app/abacus-lesson-add-and-sub-XHbg/philippines) - [Australia](https://apptail.io/app/abacus-lesson-add-and-sub-XHbg/australia) - [Thailand](https://apptail.io/app/abacus-lesson-add-and-sub-XHbg/thailand) - [Mexico](https://apptail.io/app/abacus-lesson-add-and-sub-XHbg/mexico) - [Malaysia](https://apptail.io/app/abacus-lesson-add-and-sub-XHbg/malaysia) - [Saudi Arabia](https://apptail.io/app/abacus-lesson-add-and-sub-XHbg/saudi-arabia) - [Singapore](https://apptail.io/app/abacus-lesson-add-and-sub-XHbg/singapore) - [United Arab Emirates](https://apptail.io/app/abacus-lesson-add-and-sub-XHbg/united-arab-emirates) - [Egypt](https://apptail.io/app/abacus-lesson-add-and-sub-XHbg/egypt) - [Sri Lanka](https://apptail.io/app/abacus-lesson-add-and-sub-XHbg/sri-lanka) - [Nigeria](https://apptail.io/app/abacus-lesson-add-and-sub-XHbg/nigeria) - [New Zealand](https://apptail.io/app/abacus-lesson-add-and-sub-XHbg/new-zealand) - [Chile](https://apptail.io/app/abacus-lesson-add-and-sub-XHbg/chile) - [Oman](https://apptail.io/app/abacus-lesson-add-and-sub-XHbg/oman) - [Kuwait](https://apptail.io/app/abacus-lesson-add-and-sub-XHbg/kuwait) - [China](https://apptail.io/app/abacus-lesson-add-and-sub-XHbg/china) - [Qatar](https://apptail.io/app/abacus-lesson-add-and-sub-XHbg/qatar) - [Ecuador](https://apptail.io/app/abacus-lesson-add-and-sub-XHbg/ecuador) - [Lebanon](https://apptail.io/app/abacus-lesson-add-and-sub-XHbg/lebanon) - [Israel](https://apptail.io/app/abacus-lesson-add-and-sub-XHbg/israel) - [Armenia](https://apptail.io/app/abacus-lesson-add-and-sub-XHbg/armenia) - [Uzbekistan](https://apptail.io/app/abacus-lesson-add-and-sub-XHbg/uzbekistan) - [Argentina](https://apptail.io/app/abacus-lesson-add-and-sub-XHbg/argentina) - [Pakistan](https://apptail.io/app/abacus-lesson-add-and-sub-XHbg/pakistan) - [Kazakhstan](https://apptail.io/app/abacus-lesson-add-and-sub-XHbg/kazakhstan) - [South Korea](https://apptail.io/app/abacus-lesson-add-and-sub-XHbg/south-korea) - [Dominican Republic](https://apptail.io/app/abacus-lesson-add-and-sub-XHbg/dominican-republic) - [Hong Kong SAR China](https://apptail.io/app/abacus-lesson-add-and-sub-XHbg/hong-kong) - [Algeria](https://apptail.io/app/abacus-lesson-add-and-sub-XHbg/algeria) - [Bahrain](https://apptail.io/app/abacus-lesson-add-and-sub-XHbg/bahrain) - [Taiwan](https://apptail.io/app/abacus-lesson-add-and-sub-XHbg/taiwan) - [Nepal](https://apptail.io/app/abacus-lesson-add-and-sub-XHbg/nepal) - [Colombia](https://apptail.io/app/abacus-lesson-add-and-sub-XHbg/colombia) - [Azerbaijan](https://apptail.io/app/abacus-lesson-add-and-sub-XHbg/azerbaijan) - [Tunisia](https://apptail.io/app/abacus-lesson-add-and-sub-XHbg/tunisia) - [Brunei](https://apptail.io/app/abacus-lesson-add-and-sub-XHbg/brunei) - [Peru](https://apptail.io/app/abacus-lesson-add-and-sub-XHbg/peru) - [South Africa](https://apptail.io/app/abacus-lesson-add-and-sub-XHbg/south-africa) - [Belize](https://apptail.io/app/abacus-lesson-add-and-sub-XHbg/belize) - [Senegal](https://apptail.io/app/abacus-lesson-add-and-sub-XHbg/senegal) --- ## About AppTail [AppTail](https://apptail.io) is a mobile app intelligence platform providing app analytics, ASO (App Store Optimization) tools, keyword tracking, competitor analysis, revenue estimates, and review monitoring for iOS App Store apps. 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