Alabama Learning Exchange
Alex: Getting Froggy Wih It
Students will solve problems using a number line. Students will work collaboratively to create a "Town" with the main street consisting of a number line diagram. They will practice counting forwards and backwards, measuring and...
Better Lesson
Better Lesson: Smoothing Out Subtraction
Second graders demonstrate comfort with addition, but show less ease with subtraction. Repeated practice with subtraction is necessary to build fluency.
Mr. Martini's Classroom
Mr. Martini's Classroom: Positive Number Line: Addition and Subtraction
Students solve addition and subtraction problems using a positive number line.