Studies have linked confusing English number names to weaker arithmetic skills in children. Chinese, Japanese, Korean and Turkish express math concepts more clearly.
Believe it or not, math is changing. Or at least the way we use math in the context of our daily lives is changing. The way you learned math will not prepare your children with the mathematical skills they need in the 21st Century.
Math education is stuck in the 19th Century
Numbers and variables are NOT the foundation of math.