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# How many zeros are in a millionth?

## How many zeros are in a millionth?

For 10n with n a positive integer, just write a ” 1 ” with n zeros after it….

Powers of 10
101=10 101=1
107=10,000,000 (ten million) 10-6=0.000001 (one millionth)
108=100,000,000 (one hundred million) 10-7=0.0000001 (one ten millionth)

## Where is the millionth decimal place?

millions 9,000,000.0
thousandths 0.009
ten thousandths 0.0009
hundred thousandths 0.00009
millionths 0.000009

What is tenth millionth?

The metre is defined as “one ten-millionth of the distance from the equator to the North Pole”.

### How do you write one millionth?

One millionth is equal to 0.000 001, or 1 x 10−6 in scientific notation. It is the reciprocal of a million, and can be also written as 1/1 000 000. Units using this fraction can be indicated using the prefix “micro-” from Greek, meaning “small”.

### How do you round decimals to the nearest thousandth?

To round to the nearest thousandth, you need to determine the values for the places after the decimal. Now look at the next decimal place, which is #0.0007:##”the ten thousandths place”#. This number determines whether the thousandths place will be rounded up or down. For numbers greater than #5#, you round up.

Where is the ones place in decimals?

Decimal Places. One decimal place to the left of the decimal point is the ones place. One decimal place to the right of the decimal place is the tenths place. Keep your eye on the 9 to see where the decimal places fall.

#### What is the hundredths place?

The hundredths place is the second number located behind the decimal point. If the third number behind the decimal is 5 or more, round the hundredths number up. If the third number behind the decimal place is 4 or less, leave the the hundredths number unchanged.

#### How do you count decimals?

Locate the decimal point by counting the number of decimal places (to the right of the decimal point) in both numbers. The total of these two counts is the number of decimal places the product must have. If necessary, add zeros to the left of the numeral so that there are enough decimal places.