Chart standing · US
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What changed · US
Listing changes AppTracker has observed for this app in this storefront — new versions, price moves, rating shifts, and store copy.
Aug 26, 2026
New version
9.7 → 9.8
Fixed minor bugs
Screenshots
About
Arithmetic for the first step. You can learn to add and subtract easily and become familiar with numbers. Let's learn how to make 10 using two numbers. Add 1 to 9 is 10, 2 to 8 is 10, 3 to 7 is 10... The answer is always single-digit figure. Beat the Robo by answering the questions.
What's new · 9.8
Fixed minor bugs
Details
DeveloperMASAHIRO MIZUTANI
ReleasedOct 2012
UpdatedDec 2025
Version9.8
Size41.9 MB
RequiresiOS 14.5 or later
Age rating4+
LanguagesJapanese
PriceFree
Categories
Bundle IDjp.masahiro.mizutani.tashiteLite