Material Detail

Sumando peras y manzanas

Sumando peras y manzanas

To calculate the value of pear and apple from 2 purchases.

About mental arithmetic, with a pre-algebra tool introducing the Gaussian elimination.

Version in Spanish. In spanish is necessary to change oranges for pears.

In spanish the quote is "You can't add pears and apples" (No se pueden sumar peras y manzanas)

Para calcular el valor de una pera y una manzana a partir de dos compras.

Sobre cálculo mental, con una herramienta de preálgebra que inicia en la eliminación de Gauss-Jordan. (Y la suma de polinomios)



  • Editor Reviews
  • User Rating
  • Comments
  • Learning Exercises
  • Bookmark Collections
  • Course ePortfolios
  • Accessibility Info

More about this material


Log in to participate in the discussions or sign up if you are not already a MERLOT member.