Without using fingers, you will be able to add and subtract. There is individual variation. This application contains flash card-styled learning and pleasant game learning. You see tiles which represent a certain number in a card for flash card-styled learning, so you can visualize the numbers and rules for addition and subtraction. Make sure you read out equations loud when doing flash card learning. Reading out them loud leads to hear their sound, and it gives you the ability to calculate. The game learning is a mission game that you rescue a genie of the lamp. You will get various thing
Addition・Subtraction Free is a free educational mobile app By mmc Co.,ltd.It helps students in grades 2 practice the following standards 2.OA.A.1.
1. 2.OA.A.1 : Use addition and subtraction within 100 to solve one- and two-step word problems involving situations of adding to, taking from, putting together, taking apart, and comparing, with unknowns in all positions, e.g., by using drawings and equations with a symbol for the unknown number to represent the problem.
Software Version: 2.1.1