Rewrite the following numbers using the Indian and International systems of numeration: c) 434678, g) 9286457, c) 279802, g) 38289616

In the Indian number system, the first comma is placed after the hundreds digit (3 digits from the right). Subsequent commas are placed after every two digits.

c) 434678

$$4,34,678$$

g) 9286457

$$92,86,457$$

In the International number system, commas are placed after every three digits from the right.

c) 279802

$$279,802$$

g) 38289616

$$38,289,616$$