Excerpt from Clavis Arithmeticae, or a Key to Arithmetick in Numbers and Species: Wherein Arithmetick and Algebra Are Abridged, Demonstrated and Made Easie in Their Several Fundamentals and Consequents Tic etion of the World, and to to fly Decca/ed Friend rfons, I think I an Account how far I coficerhed in this, tehat Rea/oat? Meddl'd with it: A; to the Firfl, Mr. Parfons be gttn and carried it on to l I 3 except the Cut: in 31, 98, 99' and 106; but Dying, I begun there, and'c'omv' pleated it ms you now 'find it, and I have not only la to th czt, to make it' it: Title, but hit his Defign in the find Catt, though I had no Scheme or Direet'iont left for either. And 46 to the Latter, I 'waa prevailed with by fime. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.