Review of Rational Numbers and Coordinate Grid

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

What is the coordinate grid?

Back

The coordinate grid is a two-dimensional plane formed by the intersection of a horizontal line (x-axis) and a vertical line (y-axis), used to locate points using ordered pairs (x, y).

Front

How do you add a positive and a negative number?

Back

To add a positive and a negative number, subtract the smaller absolute value from the larger absolute value and keep the sign of the number with the larger absolute value.

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Back

Front

What does it mean to have a negative balance in a bank account?

Back

A negative balance means that you owe money to the bank, indicating that you have spent more than you have deposited.

Front

How do you find the difference between two numbers?

Back

To find the difference, subtract the smaller number from the larger number.

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Back

Front

If a football team gains 7 yards and then loses 14 yards, what is the net change in yards?

Back

The net change is -7 yards (7 - 14 = -7).

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Back

Front

How do you represent a loss in a coordinate grid?

Back

A loss can be represented as a movement downwards or to the left on the coordinate grid, indicating a decrease in value.