心算练习
100+
Downloads
Everyone
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About this app
The software randomly generates questions, adding, subtracting and multiplying between 2 digits and 3 digits and 4 digits. A good tool for elementary school students to practice the speed and accuracy of oral arithmetic. Cooperate with the calculation time to count, you can also play and practice with parents and children
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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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No data collected
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App support
About the developer
Chun He Huang
hchua11@hotmail.com
中国
广东省汕头市
金平区广厦街道
邮政编码: 515000
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