### Number (#/Total #): 1*

(Last Updated: Sept 2, 2007)

#### Objectives:

• Students will be able to count by 10's to 100
• Students will be able to add, subtract, multiply and divide (whole numbers)
• Students will chart data
• Students will be able to calculate percentages
• Students will be able to solve real-world problems
• Students will understand: más, menos, por, dividido por

#### Materials:

• Numbers 1-20, 10-100

#### Activities:

• Counting
• Math Calculations

#### Script:

M: Buenas tardes, clase. Hoy vamos a repasar los números en español y usarlos para hacer algunos cálculos que hace la gente en el mundo de habla española.

• Compare rentals, Madrid: what's the difference in price? (subtraction), what's the price per year? (multiplication), Given salary per year, can I afford monthly rental? (division), how many pesetas/euro? (ratios)]
• Compare Talavera artwork, México: if I have \$150 pesos, how many items can I buy, and how much change will I have? (addition, subtraction)
• Chart unfurnished rentals (Madrid) for 2001-2005: create a graph showing changes over time in each district (graphing); which district had greatest growth (subtraction); calculate percentage growth (percentage)
• Compare ad rates for tv stations (Madrid), day-night: which is most/least expensive time for each channel?; how much more expensive is the most expensive time than the least expensive time for each channel? (subtraction); if I'm going to place an ad on all stations, and only have x euros, at what times would I advertise on each channel?
• Compare costs of entry to futbol (Barcelona) matches (1999-2000 season): what's the difference in price between league and European Cup matches? (subtraction)
• Silvio Rodríguez Concert (Perú) (22 febrero 2007): what's the difference in cost between the cheapest and most expensive ticket? (subtraction); what percentage is each discount? (percentage); how many soles per U.S. dollar? (ratio; multiplication/division)

*Note: These activities will take up to 7 sessions