Speed calculation
A good helper for +-×÷ in 100
Only for iPhone
Free · In‑App Purchases · Designed for iPhone
iPhone
This app is a math learning software designed for preschool and elementary school children, including addition subtraction multiplication and division within 20/50/100. It is an indispensable tool for improving the computing skills in kindergartens and primary schools. It is the best choice for quick-acting, oral, and mental arithmetic training.
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1. Support iOS 26.0.
The developer, 宏斌 樊, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Location
- Identifiers
- Usage Data
- Diagnostics
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- 宏斌 樊
- Size
- 13 MB
- Category
- Education
- Compatibility
Requires iOS 12.0 or later.
- iPhone
Requires iOS 12.0 or later. - iPod touch
Requires iOS 12.0 or later. - Mac
Requires macOS 11.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- Languages
English and 3 more
- English, Japanese, Simplified Chinese, Traditional Chinese
- Age Rating
4+
- 4+
- In-App Purchases
Yes
- Remove ads. $3.99
- Copyright
- © Kaiyuan Tongbao