1001 tasks for mental calc

Contains ads
5.0
1.04K reviews
100K+
Downloads
Content rating
Everyone
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About this app

The application contains tasks from book «1001 tasks for mental calculation» by S. A. Rachinskiy.

Language: Russian
Updated on
Sep 6, 2022

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
No data shared with third parties
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This app may collect these data types
Personal info
Data isn’t encrypted
You can request that data be deleted
5.0
1.04K reviews
A Google user
February 25, 2020
good and simple
1 person found this review helpful
Asadbek Jamilov
May 6, 2020
Разработчики, задачи 433 и 437 не отображаются
1 person found this review helpful
A Google user
June 16, 2013
Нет предела совершенству, но сам задачник Рачинского прелесть

What's new

Added possibility to logout on all devices