ID: perlin.learningmathsub
Version: 1.1
Size: 3.7 Mb
Understand subtraction (math) Screen Preview
Understand subtraction (math) Details
With this application you can really learn and understand the subtraction operation. With this application you can learn how to subtract two numbers with the help of pictures. This application turn subtraction from abstract to visual,tangible and concrete. **************************************************************************************************** At the bottom of the screen you can see the subtraction exercise. (Eg: 72-35) Above exercise you can see the answers. (One of which must be selected). Above the answers you can see the left number from the exercise. (Eg: 72) At the moment you click on the aid button you can see the numbers turning into pictures. A picture of a single match represent one unit. (Located on the right). A picture of a single package of matches represent ten units. (Located on the left). (Eg: 7 matchboxes, 2 single match ) click 2 on the Help button. Pack of matches will be marked with Xs and turn to 10 units of individual matches. (Eg: 6 matchboxes,1 marked matchboxes, 10 single match , 2 single match ) click 3 on the Help button. Pack of matches that was marked with Xs disappeared. The number of Matches and match packages which should be reduced now marked with Xs . (Eg: 3 matchboxes,3 marked matchboxes, 5 marked single matches , 7 single matches ) click 4 on the Help button. Delete the matches and matches packets marked with Xs. (Eg: 3 matchboxes, 7 single match ) Now you can see the answer to the subtraction exercise . (Eg: 3 matchboxes, 7 single match ) ******************************************************************************************************** Number 1 app . Learn Subtraction Skill by pictures. perlin kadar originalDownload Understand subtraction (math) 1.1 APK
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