... and 4 are 9 6 and 4 are 10 7 and 4 are 11 8 and 4 are 12 5 and 5 are 10 6 and 5 are 11 7 and 5 are 12 8 and 5 are 13 5 and 6 are 11 6 and 6 are 12 7 and 6 are 13 8 and 6 are 14 5 and 7 are 12 6 and 7 are 13 7 and 7 are 14 8 and 7 are 15 5 and 8 are... New Mental Arithmetic - Page 26 by James Bates Thomson - 1876 - 144 pages Full view -
|