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May 23, 2006NDE Week 6A: What is 2 + 2?11 minutesPlayWhat is 2 + 2? Guests: Richard ChenLanguage Focus: Basic Math (addition, subtraction, multiplication)...moreShareView all episodesBy DynEd International, Inc.511 ratingsMay 23, 2006NDE Week 6A: What is 2 + 2?11 minutesPlayWhat is 2 + 2? Guests: Richard ChenLanguage Focus: Basic Math (addition, subtraction, multiplication)...more
What is 2 + 2? Guests: Richard ChenLanguage Focus: Basic Math (addition, subtraction, multiplication)
May 23, 2006NDE Week 6A: What is 2 + 2?11 minutesPlayWhat is 2 + 2? Guests: Richard ChenLanguage Focus: Basic Math (addition, subtraction, multiplication)...more
What is 2 + 2? Guests: Richard ChenLanguage Focus: Basic Math (addition, subtraction, multiplication)