This is an 8 page Math Activ Studio Flipchart in which students learn to write subtraction sentences to show the difference. This lesson is aligned with the Houghton Mifflin Math Series, 3.4 - 1st grade. The lesson begins with the "Problem of the Day" in which students are given a subtraction word problem in which they use the visual manipulatives (carrots on a plate) on the Promethean Board to solve the problem. Next the flipchart displays the daily objective, then reviews the vocabulary ter