Mental Math Strings (3-8, Algebra, Geometry) (Available in spiral bound booklets) Daily challenges that develop mental math, number sense, and math vocabulary Start with the number of faces on a cube, Square your answer, Round your answer to the nearest ten, Subtract the number of degrees in a right angle, Take the absolute value of your answer, Take 50% of your answer. What’s your answer? The correct answer is 25. Each booklet contains 100 daily challenges. Price: $29.00 per grade level / subject / booklet
