Fractions and Decimals

Front

What is a fraction?

Back

A fraction represents a part of a whole, expressed as a numerator (top number) over a denominator (bottom number). For example, 1/2 means one part out of two equal parts.

Front

What is a decimal?

Back

A decimal is a way of expressing numbers that are not whole, using a point to separate the whole number part from the fractional part. For example, 0.5 represents half.

Front

How do you convert a fraction to a decimal?

Back

To convert a fraction to a decimal, divide the numerator by the denominator. For example, 1/4 = 1 ÷ 4 = 0.25.

Front

How do you convert a decimal to a fraction?

Back

To convert a decimal to a fraction, write the decimal over 1, then multiply the numerator and denominator by 10 for each digit after the decimal point. For example, 0.75 = 75/100 = 3/4.

Front

What is the place value of the digit in the tenths place?

Back

The tenths place is the first digit to the right of the decimal point. For example, in 0.6, the 6 is in the tenths place.

Front

What is the place value of the digit in the hundredths place?

Back

The hundredths place is the second digit to the right of the decimal point. For example, in 0.34, the 4 is in the hundredths place.

Front

What does 0.5 represent as a fraction?

Back

0.5 represents 1/2 as a fraction.

Front

What does 0.25 represent as a fraction?

Back

0.25 represents 1/4 as a fraction.

Front

How do you add fractions with the same denominator?

Back

To add fractions with the same denominator, add the numerators and keep the denominator the same. For example, 1/4 + 2/4 = (1+2)/4 = 3/4.

Front

How do you subtract fractions with the same denominator?

Back

To subtract fractions with the same denominator, subtract the numerators and keep the denominator the same. For example, 3/4 - 1/4 = (3-1)/4 = 2/4 = 1/2.