Chart standing · US
Top Paid
Education
#93
Best #93
—
Screenshots
Keywords this app targets
Search terms AppTracker associates with this app — estimates, not search volume. ❝ = in the app's title; a highlighted number is its current position for that term.
Similar apps
Competitors and close alternatives, as estimated by AppTracker.
About
Learn & Exercise How to multiply double digit numbers quickly. 19x17 (19+7)x10 + 9x7 = 323 (Method-A1) 58x58 ((5x5)+8)x100 + 8x8 = 3364 (Method-A6)
What's new · 2.1.6
performance improvements
Details
DeveloperYasuyoshi Ota
ReleasedOct 2010
UpdatedOct 2025
Version2.1.6
Size1 MB
RequiresiOS 12.0 or later
Age rating4+
LanguagesEnglish, Japanese
Price$1.99
Categories
Bundle IDjp.hasshokukou.mathmethod