Anything less could cause children to suffer a tremendous loss. The teacher that parents should be trusting to teach their child math is a person that will challenge their child regardless of their age. In addition to the challenges, the teacher should encourage children to try hard. Children need to know that their teacher cares about them and is not just trying to give them a lot of hard work.
Elementary teachers and parents play the biggest role in a child's mathematical development, especially from Kindergarten through Fourth Grade. Time spent in school learning math or not learning math can never be replaced. Parents should make sure the elementary math teacher is knowledgeable and is a good teacher.
The trade worksheet helps put you in control of your trading. Calculating your profits and losses ahead of time lets you know if the risk you are taking is a risk worth taking. This is how you gain control of your trading. You become prescient on whether the opportunity you are taking is a good one or not. This puts you ahead of the majority of traders who simply fly by the seat of their pants.
This teacher should believe in giving homework every night. Homework reinforces what was taught and learned in class and gives the parent and the teacher a chance to see if the child understands that information.