Understanding Decimals and Rational Numbers

What fraction of the apples Aiza bought were rotten?

• 1/2

• 3/4

• 1/4

• 2/3

How do you determine the denominator when converting a decimal to a fraction?

• By counting the number of digits before the decimal point

• By using the number of zeros in the decimal

• By counting the number of digits after the decimal point

• By using the number of digits in the whole number

What is the simplified form of the fraction 105/100?

• 10/9

• 5/4

• 21/20

• 1/2

What is the fraction form of 0.699?

• 699/100

• 699/1000

• 69/100

• 7/10

Which of the following is NOT a step in converting a decimal to a rational number?

• Adding a denominator based on the number of digits after the decimal

• Reducing the fraction to its lowest form

• Multiplying the decimal by 100

• Taking all digits of the decimal as the numerator