Resumen de Solutions: What is the best option?

Cynthia Taylor, Kelley Buchheister, Christa Jackson, Erin R. Moss (ed. lit.), Signe E. Kastberg (ed. lit.)

• This department showcases students' in-depth thinking and work on previously published problems. The November 2013 problem offers elementary school students an opportunity to work with decimals in an authentic problem-solving situation. The questions on the activity sheet will guide students as they determine the cost of three different electric plans during several months.