Word Problems All Operations Rational Numbers

Front

What is a rational number?

Back

A rational number is any number that can be expressed as the quotient or fraction of two integers, where the denominator is not zero.

Front

How do you calculate the total cost of multiple items?

Back

To calculate the total cost, multiply the price of each item by the quantity purchased and then sum the costs of all items.

Front

What is the formula to find the remaining amount after spending?

Back

Remaining Amount = Initial Amount - Amount Spent.

Front

How do you divide total earnings among individuals?

Back

To divide total earnings, divide the total amount by the number of individuals sharing the earnings.

Front

What is the process to find the total income from a group of members paying a fee?

Back

Total Income = Number of Members x Fee per Member.

Front

How do you convert mixed numbers to improper fractions?

Back

To convert a mixed number to an improper fraction, multiply the whole number by the denominator, add the numerator, and place the result over the original denominator.

Front

What is the method to find the number of people in a specific category from a total?

Back

To find the number of people in a specific category, multiply the total number of people by the fraction representing that category.

Front

How do you calculate the total amount of money left after multiple transactions?

Back

Total Money Left = Initial Amount - (Total Spent on Transactions).

Front

What is the significance of understanding percentages in word problems?

Back

Understanding percentages helps in calculating parts of a whole, which is essential for solving many real-life problems.

Front

How do you find the total length of material after using some?

Back

Total Length Remaining = Initial Length - Length Used.