Positive and Negative Numbers in Real Life

Front

What is a positive number?

Back

A positive number is a number greater than zero, representing a quantity or value that is above a baseline.

Front

What is a negative number?

Back

A negative number is a number less than zero, often representing a deficit or a value below a baseline.

Front

How do you calculate net elevation gain?

Back

Net elevation gain is calculated by subtracting the total descent from the total ascent.

Front

If a hiker climbs 300 meters and descends 120 meters, what is the net elevation gain?

Back

180 meters.

Front

What does it mean to owe money in terms of negative numbers?

Back

Owing money is represented by a negative number, indicating a debt.

Front

How do you find the net change in price after a price increase and a discount?

Back

Net change in price = Price increase - Discount.

Front

If a product's price increases by $50 and then has a $20 discount, what is the net increase?

Back

$30.

Front

What is the significance of zero in the context of positive and negative numbers?

Back

Zero is the neutral point between positive and negative numbers, representing no value or balance.

Front

How do you determine final position after moving in opposite directions?

Back

Final position is determined by subtracting the distance moved in the opposite direction from the distance moved in the initial direction.

Front

If a car travels 40 miles north and then 20 miles south, what is its final position?

Back

20 miles north.