Checkpoint 2 review

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 (the number of parts) and 'b' is the denominator (the total number of equal parts).

Front

How do you find the total number of items after some are used?

Back

To find the total number of items after some are used, subtract the number of items used from the original total.

Front

What does it mean to split something evenly?

Back

To split something evenly means to divide it into equal parts so that each person or group receives the same amount.

Front

How do you add fractions with the same denominator?

Back

To add fractions with the same denominator, simply add the numerators and keep the denominator the same.

Front

What is the process to subtract fractions?

Back

To subtract fractions, ensure they have the same denominator, then subtract the numerators and keep the denominator the same.

Front

What is a strip diagram?

Back

A strip diagram is a visual representation used to show the relationship between numbers, often used in solving word problems.

Front

How do you estimate the sum of two fractions?

Back

To estimate the sum of two fractions, round each fraction to the nearest simple fraction and then add them.

Front

What is the equation to find the unknown in a word problem?

Back

The equation to find the unknown is formed by translating the words into mathematical expressions based on the problem's context.

Front

What is the meaning of 'denominator' in a fraction?

Back

The denominator is the bottom number in a fraction that indicates how many equal parts the whole is divided into.

Front

What is the meaning of 'numerator' in a fraction?

Back

The numerator is the top number in a fraction that indicates how many parts are being considered.