For the last 10 years of my teaching career I always pointed out the following important considerations for viewing mathematics. I think every student will benefit if their view of mathematics includes the following considerations. Teachers should help students to establish this habit by regularly identifying mathematical objects, unary operations, binary operations, and relations. Provide

# Author: DrDel

# The Equal Symbol

I taught my first math class in 1965. I taught my last class in 2017. It wasn’t until my penultimate year of teaching that I realized many students misunderstood the equal = symbol. The earliest cited paper, which I have seen, addressing the topic is dated 1974. It seems this has been a problem for