I gave a set of questions to a group of Grade 6 and 7 pupils in a public school. Here are two of the questions: Question 1: 173 + 49 = ___ + 47 . Question 2: 43 + __ = 48 + 76. Some pupils wrote 122 in the blank in Question 1. Others wrote 5 for Question 2.Obviously, these pupils lack understanding of the meaning of equal sign. For them, “=” means do the sum or do the [...]
Sep 192009
