Bell Ringer• What list shows the integers in order from least

to greatest?

A. – 5, – 6, –7, 2, 3

B. 2, 3, – 5, – 6, –7

C. – 7, – 6, –5, 2, 3

D. 3, 2, – 7, – 6, –5

Positive and Negative World

ProblemsAugust 19, 2015

• Deposit• Given• Rise • Ascend• Earn• Above sea level• Climb• Receive

• Withdraw• Descend• Give away• Fall• Down• Pay• Below sea level

positive negative

Situation Integer Situation IntegerDeposit $5

Withdraw $5

Rise 22 inches Fall 22 inches

Give $15 Receive $15

Ascend 350 feet Descend 350 feet

Walk down 20 feet Walk up 20 feet

Earn $454 Pay $454

25 feet above sea level

25 feet below sea

level

Give away $21 Get $21

Climb down 26 feet Climb up 26 feet

Write it out

During a storm, a river near San Antonio rose 3 feet and then later dropped 4 feet. Write an expression to show the change in depth of the river during this time.

Write it out

Martha found 5 dollars on the floor. She then spent 2 dollars on a candy bar and lost a dollar on the ground. Write an expression that can be used to show how much money Martha has now.

Write it out

There are 1000 fans at a Houston Rockets game. Because the team was losing, 250 fans went home early. After the game, another 700 fans left. Which expression can be used to find the number of fans remaining at the game? A. 1000 – 250 – 700

B. 1000 – 250 + 700

C. 250 – 1000 – 700

A squirrel family collects pecans and stores them in tree trunks. The table below shows information about the number of pecans collected and eaten by the family over 2 days. If the family had 300 pecans stored before Monday, which expression best describes the information in the table?

a) 300 + 32 – 9 + 21 – 15b) 32 – 9 + 21 – 15c) 300 – 32 + 9 – 21 + 15

Day Number collected

Number Eaten

Monday 32 9Tuesday 21 15

Write it out

Juan had $80 in his piggy bank. In a month, he made a withdrawal of 20 dollars from his bank, a deposit of 50 dollars, another withdrawal of 45 dollars, and a final deposit of 15 dollars. Write an expression to show the amount of money Juan has left in his piggy bank at the end of the month.