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Amazing Math Calculation Discovered

by exinco

old school friend send me this, very interesting, you may surprise with the result. Beauty of Math! 1. 1 x 8 + 1 = 9 2. 12 x 8 + 2 = 98 3. 123 x 8 + 3 = 987 4. 1234 x 8 + 4 = 9876 5. 12345 x... published 11 months ago

1 comment    education math amazing

working