A crore (/krɔːr/; abbreviated cr) denotes ten million (10,000,000 or 10^{7} in scientific notation) and is equal to 100 lakh in the Indian numbering system.

As we know, one million is equal to 10 lakhs, then one lakh is equal to 0.1 million. For example, 5 lakhs to million is equal to: 5 x 0.1 = 0.5 Million.

The place values of the appearing digits should be written as ones, tens, hundreds, thousands, ten-thousand, lakh, ten-thousand, crore, ten-crore, then Arab. As a result, under the Indian system, 100 crore, also called as Arab, comes after 10 crore.

The value of 1 billion is ten thousand lakhs in the Indian numeral system. In terms of crores, 1 billion is equivalent to 100 crores, i.e. 1 bn (1 b) = 1,000,000,000.

If you become a successful entrepreneur, you can earn well over a crore a month. Starting a business is the most traditional way of money-making. So if you provide a good and effective product, that has a Unique Selling Point, you can get yourself on the right track of earning 1 crore+ rupees per month.

To build a corpus of ₹1 crore in 10 years, you would need to save and invest close to ₹50,000 a month in an aggressive portfolio. Investing ₹30,000 a month would get you to around ₹66 lakh (all calculations assuming a long-term return of 12%).

To convert 1 trillion is equal to one lakh crore rupees or, in short, it is 10,00,000,00,00,000, In the Indian numbering system, 1 trillion equals 1 lakh crore.

Of course, most of the time, 'one crore' is just a way of saying 'a lot of money'. However, beyond just the choice of investments, this fixation with a round number hides a far bigger problem, which is the reluctance to account for inflation.

As per the Indian numbering system, one lakh is a unit which is equal to 100,000 (one hundred thousand) in the international unit system. 10 lakh in Indian currency makes a million in International currency.