Add and subtract within 20 - Lumos Educational App Store

Add and subtract within 20

Add and subtract within 20 - By Sergey Malugin

Price -150


Introducing the new generation of math learning apps powered by handwritten digit recognition. Handwritten input is the most natural for children, no more multiple choice questions or distraction through keyboard input. With our apps kids can better focus on tasks and get a chance to improve their handwriting. This app was designed to help children to practice and improve their skills in adding and subtracting numbers up to 20. Starting with the most simple problems the difficulty gradually increases when the child makes progress. For a better learning experience the app keeps track of all


Add and subtract within 20 is a free educational mobile app By Sergey Malugin.It helps students in grades 2 practice the following standards 2.OA.B.2.

This page not only allows students and teachers download Add and subtract within 20 but also find engaging Sample Questions, Videos, Pins, Worksheets, Books related to the following topics.

1. 2.OA.B.2 : Fluently add and subtract within 20 using mental strategies.






Developer: Sergey Malugin

Software Version: 3.1.0

Category: Education

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