Write as fraction or mixed number

1.004

1 4/1000

To write 1.004 as a fraction or mixed number, follow these steps:

Step 1: Identify the place value of the number after the decimal point. In this case, it is the thousandths place.

Step 2: Write 1 as a fraction. In fraction form, 1 can be expressed as 1/1.

Step 3: Rewrite the decimal number as the numerator of the fraction. The decimal 004 goes in the thousandths place, so it becomes 4/1000.

Step 4: Simplify the fraction. Both the numerator and denominator can be divided by 4, resulting in 1/250.

Therefore, 1.004 can be written as the fraction 1/250 or as the mixed number 1 4/1000.