1+2=3
How fast can you add and subtract? This is a very simple math game which all the questions & answers are combined by 1, 2, 3, plus & minus.
abcya3.net
How fast can you add and subtract? Are you smarter than a 1st grader? This is a very simple math game which all the questions & answers are combined by 1, 2, 3, plus & minus.