Encourage your third-grader to talk about the math concepts that they are learning at school. Don’t just ask, “How was math today?” Instead, ask them to tell you about something your child learned in ...

Work on making 10 and build new shapes from smaller shapes. Join Mrs. Markavich for a number talk with D.C. as we work on decomposing and composing to make 10. We'll build a new shape from smaller ...

There are 10 squares contained in this shape. The area of the shape is 10 cm 2. The area of each square is 1 cm 2. There are 12 squares contained in this rectangle. The area of the rectangle is 12 cm ...

To calculate the area of a composite shape you must divide the shape into rectangles, triangles or other shapes you can find the area of and then add the areas back together. You may have to calculate ...