From Piaget's perspective, why might it be wise to postpone the teaching of complex fractions until middle school or high school?
a. Younger students haven't attained conservation.
*b Younger students haven't acquired proportional reasoning.
c Younger students can't learn complex equations.
d. Younger students don't know their math facts well enough.

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The Answer of From Piaget's perspective, why might it be wise to postpone the teaching of complex fractions until middle school or high school?
a. Younger students haven't attained conservation.
*b Younger students haven't acquired proportional reasoning.
c Younger students can't learn complex equations.
d. Younger students don't know their math facts well enough.

From Piaget's Perspective, Why Might It Be Wise to Postpone