. . "Fractions." . . "Mathematics Examinations, questions, etc." . . "Arithmetic." . . "Decimal system." . . . . . . . . "Decimals a comprehensive review"@en . "13 lessons to help the viewer become a better math student and to feel at ease with decimals, including arithmetic operations with decimals and changing from fractions to decimals."@en . . . . . . . . . . . . . . . "Examinations"@en .