History of Hindu Mathematics: A Source Book v1.c8.s4.117

v1.c8.s4.117

The first line of figures is then multiplied by 2, the process beginning at the units place, thus: 2 × 3 = 6; 3 is rubbed out and 6 substituted in its place, and so on. After all the horizontal lines have been multiplied by the corresponding numbers on the left in the vertical line, the numbers on the *pâṭî* stand thus: