TRUCO PARA MULTIPLICAR NÚMEROS

Arithmetic trick for multiplying pairs of numbers using the fact that a difference of squares is the product of the sum and the difference. More mental math exercises:    • Cálculo Mental 🧠   Timeline: 105×95 00:01 31×29 1:41 1.03×0.97 2:45 504×496 4:09 More information on mental math: https://matematicasconjuan.com/calcul...