Skill Sharpeners Math, Grade 6+ provides practice for the following mathematics skills: - computing with multidigit whole numbers--all operations - solving two-step equations - multiplying and dividing decimals to the thousandths - calculating the circumference of a circle - calculating elapsed time - constructing and interpreting graphs - calculating with fractions - calculating prime factorization - greatest common factor and least common multiple - converting customary measure to metric measure - calculating area and perimeter - plotting ordered pairs on a coordinate graph