Add Sub K-1
Classroom Focused Software
Requires iOS 6.0 or later. Compatible with iPad.
Practice Addition facts through 10 and Subtraction facts up to 20 minus 10. Select Sums to 5, Sums to 10, etc. or adjust the addends separately for your problems in the a+b=c form. And make separate selections for the minuend and subtrahend when solving a-b=c problems.
You may also select to use three addends in the form of a+b+c=x+y or a+b+c=x. A subtraction option for a-b=x-y is also provided.
Options include showing objects when a problem is displayed, using counters to drag into place, using a 10-frame, or using marker board to help solve the problem.