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Solving Rational Expressions with Unlike Denominators.
(originally aired 11/07/07)
Solving Complex Rational Expressions. (Featuring “Penelope”.)
(originally aired 10/20/07)
Parent, Chris, is interviewed by “Bob” via an iPod.
(originally aired 09/14/09)
“Bob” interviews a parent about mathtrain, using an iPod.
(originally aired 08/24/07)
Cross-canceling (multiplying fractions), with “Paul”.
(originally aired 08/24/07)
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