Unit 1 Review

Front

What is a fraction?

Back

A fraction represents a part of a whole and is expressed as a ratio of two integers, where the top number is the numerator and the bottom number is the denominator.

Front

How do you convert a fraction to a decimal?

Back

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

Front

What is the formula to find the change in volume per minute?

Back

Change in volume per minute = Total change in volume / Total time in minutes.

Front

What does a negative integer represent in temperature change?

Back

A negative integer indicates a decrease in temperature.

Front

How do you represent a decrease in temperature over time using integers?

Back

Multiply the rate of decrease by the number of time intervals to find the total change.

Front

What is the addition expression for combining positive and negative integers?

Back

The addition expression combines positive and negative integers, such as -4 + 7, to find the total.

Front

Back

Divide 5 by 8 to get 0.625.

Front

What is the significance of the number line in addition problems?

Back

A number line visually represents the addition of integers, showing the movement from one number to another.

Front

What does it mean when a volume decreases by a certain amount?

Back

It indicates that the quantity of the substance is reducing over time.

Front

How do you calculate the total change in temperature?

Back

Total change in temperature = Rate of change × Time.