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Episode # 20; Math trick of numbers 1,2,4,5,7, and 8, by Suresh Negi. Follow the steps and do calculation, your final answer will always be a number formed by the digits 1,2,4,5,7 and 8.
Episode # 20; Math trick of numbers 1,2,4,5,7, and 8, by Suresh Negi. Follow the steps and do calculation, your final answer will always be a number formed by the digits 1,2,4,5,7 and 8.