actual observation, may now be returned into the hands of the mythologists, warranted as long as ever. ... to turn to the two latter, we shall soon cease to feel any surprise at the respect with which the astronomy has been treated, ... Then follows decimal numeration, briefly described ; and the eight operations of arithmetic, addition, subtraction, multiplication, ... Reduction of fractions to a common denominator, fractions of fractions, mixed numbers, the eight rules applied to fractions.

Title | : | The Penny Cyclopaedia of the Society for the Diffusion of Useful Knowledge |

Author | : | |

Publisher | : | - 1843 |

Continue