Abacus || English || Lesson 4: When & How to use Big Friend Addition concept

After understanding the Small Friend concept, the next step in Abacus course is to understand use of Big Friend concept. In this video, I have explained the situations in which Big Friend Addition concept is used. Big Friend concept is applicable for all digits from 1 to 9.

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Видео Abacus || English || Lesson 4: When & How to use Big Friend Addition concept канала AnkMitra Abacus & Maths by Mandar Sherbet