10以内加减法口算 -乐乐学数学系列 is an educational game designed to help children develop their mathematical skills. The app offers a fun and interactive way to learn addition, subtraction, and simple mixed operations within the range of 10. With a focus on intellectual development and math enlightenment, this app covers various topics, including addition within 5, addition within 10 without carry-over, addition within 10 with carry-over, subtraction within 5, subtraction within 10, and mixed operations within 10.

The main features of 10以内加减法口算 -乐乐学数学系列 include real-time voice prompts, practice mode with unlimited time and answer hints, and test mode with a time limit where scoring is based on the number of correct answers. The app also includes a fun shake feature to engage children while they play and learn.

Versionof the app has optimized layout for some devices, improved voice effects, enhanced the learning effect of addition and subtraction, and added a customer feedback channel.

Contact customer service on WeChat at "gudongtoy" for any questions or suggestions.