Question

Express each decimal as a fraction, without the use of a calculator.
1. 0.27
2. 0.09

Answer 1

1. 27/100

2. 9/100

Explanation:

1 Move the decimal enough places to the right to get a whole number.

2. Note the number of places you moved the decimal

3. Take 10 to the power of the number you got in step 2

4. Divide the number in step 1 by the number in step 2

5. Simplify if possible

Example
1. 0.27 ==> 27 by moving the decimal point 2 places to the right

2. Number of places moved = 2

3. 10² = 100

4. 26/100 is the fraction

5. cannot simplify further