Fraction and Decimal Word Problems

Front

What is a fraction?

Back

A fraction represents a part of a whole and is written as 'a/b', where 'a' is the numerator (part) and 'b' is the denominator (whole).

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, e.g., 0.75.

Front

How do you add fractions with different denominators?

Back

To add fractions with different denominators, find a common denominator, convert the fractions, and then add the numerators.

Front

What is the process to convert a fraction to a decimal?

Back

To convert a fraction to a decimal, divide the numerator by the denominator.

Front

How do you subtract decimals?

Back

To subtract decimals, align the numbers by the decimal point and subtract as you would with whole numbers.

Front

What is the average speed formula?

Back

Average speed = Total distance / Total time.

Front

How do you divide a total amount among several people?

Back

To divide a total amount among several people, divide the total by the number of people.

Front

What is the importance of estimating in word problems?

Back

Estimating helps to quickly assess whether an answer is reasonable before calculating the exact solution.

Front

How do you convert a decimal to a fraction?

Back

To convert a decimal to a fraction, write the decimal over 1, multiply numerator and denominator by 10 for each digit after the decimal, and simplify.

Front

What is a mixed number?

Back

A mixed number is a whole number combined with a fraction, e.g., 1 1/2.