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 earnings from hourly work?

Back

Total earnings can be calculated by multiplying the hourly wage by the number of hours worked.

Front

What is the process to find the remaining amount after a purchase?

Back

To find the remaining amount after a purchase, subtract the cost of the item from the total amount before the purchase.

Front

How do you find a fraction of a total number?

Back

To find a fraction of a total number, multiply the total number by the fraction.

Front

What is the formula to calculate the total money collected from multiple members?

Back

Total money collected = Number of members × Fee per member.

Front

How do you determine the number of people who did not choose a specific option?

Back

To determine the number of people who did not choose a specific option, subtract the number of people who chose that option from the total number of people.

Front

What is the method to compare two time durations?

Back

To compare two time durations, convert them to the same unit (e.g., hours to minutes) and then subtract to find the difference.

Front

How do you calculate the number of items remaining after some are accounted for?

Back

To calculate the number of items remaining, subtract the number of accounted items from the total number of items.

Front

What is the significance of understanding fractions in word problems?

Back

Understanding fractions is crucial in word problems as they often involve parts of a whole, requiring the ability to manipulate and interpret fractional values.

Front

How do you solve a multi-step word problem?

Back

To solve a multi-step word problem, break it down into smaller parts, solve each part step by step, and keep track of the information.