Problemas Rubio 19

Synopsis of Problemas Rubio 19

«Problemas Rubio 19» is the math problem workbook by Ramón Rubio Silvestre, published by Editorial Rubio in paperback (20 pages, in Spanish).

Exercise workbook presenting problems involving addition, subtraction, multiplication and division with multi-digit numbers. The statements, drawn from everyday situations, require reasoning and choosing the appropriate operation. Includes examples such as calculating the best time of a 100-meter runner or the cost of a suit based on the price of a piece of fabric.

Part of the RUBIO Operations and Problems series, workbook number 19. Improved and updated 2018 edition.

Recommended as math reinforcement material for students aged 11 to 12 in primary education.