The same result may behad, by taking the sums of the columns in any other order, and thus the truth of the work may be proved. * The rule of Addition is founded on this simple axiom, viz. that the whole is equal to the sum of its parts. If the learner commits to memory the following TABLE it will facilitate the operation of Addition. . 42849 171073 98.6423 84.169 18647 849675 89.1948 36186 24.173 493.108 476989 47398 17198 107497 198865 58.436 40279 929.138 586489 32.184 27929 943469 946753 90.463 68434 584.106 579478 994787 17986 730084 948769 88949 51140 756421 645659 631468 - - ~, 59542 32.942 98 ---- - 37. 479843 38. 674919 39.843642 40. 674671 734999 481066 681009 481069 876800 738499 73846 738498 434984 416.188 75008 416.188 96.8799 317424 4349 317425 453988 910836 9434 47079 680077 470779 (754 16198 549.199 16198 8648 84296 964855 * 8429 428, 32442 91083 -- " - 41. 908647 42, 9171863 |