Decimal and Fraction Review

Front

What is a decimal?

Back

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

Front

What is a fraction?

Back

A fraction represents a part of a whole and is written as two numbers separated by a slash, such as 1/2, where 1 is the numerator and 2 is the denominator.

Front

How do you add a whole number and a decimal?

Back

To add a whole number and a decimal, align the decimal point and add as you would with whole numbers. For example, 32 + 1.4 = 33.4.

Front

What is the value of 0.75 as a fraction?

Back

0.75 can be expressed as the fraction 3/4.

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 = 0.25.

Front

What is the sum of 1/2 and 1/4?

Back

1/2 + 1/4 = 2/4 + 1/4 = 3/4.

Front

What is the difference between 1.5 and 0.5?

Back

1.5 - 0.5 = 1.0.

Front

How do you subtract a decimal from a whole number?

Back

Align the decimal point and subtract as you would with whole numbers. For example, 5 - 2.3 = 2.7.

Front

What is 0.1 + 0.2?

Back

0.1 + 0.2 = 0.3.

Front

What is a mixed number?

Back

A mixed number is a whole number combined with a fraction, such as 1 1/2.