Integers Unit Quiz Review

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Presentation transcript:

Integers Unit Quiz Review 6th: 5-1, 5-2, 5-3 7th: 3-1, 3-2, 3-3

3-1 What is an integer? If you are writing an integer, do not include a ___________.

3-1 What is absolute value? Absolute value is __________ ___________. What are opposites?

City A is 158 feet below sea level. City B is 782 feet above sea level City A is 158 feet below sea level. City B is 782 feet above sea level. Find the difference in elevation between the two cities.

5-3 Comparing Integers Ordering Integers Greater numbers are farther right on the number line Ordering Integers Group the positives and negatives together Think of their position on the number line or graph the numbers on a number line

Jenna owes her sister $25. Peter’s checking account balance is -$20 Jenna owes her sister $25. Peter’s checking account balance is -$20. Write an inequality to compare the amounts. Explain the meaning of the inequality.

The average daily low temperatures in four northern towns are 6, -14, 10, and -8 degrees Fahrenheit. Order the temperatures from least to greatest.

3-2/3-3 Adding Integers Subtracting Integers THINK OF SONG! Get rid of subtraction sign KEEP, CHANGE, OPPOSITE! Then use adding integers song

Find the sum or difference Exs: -2 + (-14) -8 + 5 -7 – (-10) 12 – 18

Write an addition expression. Find the sum and explain its meaning Write an addition expression. Find the sum and explain its meaning. An airplane ascended 750 feet into the air. Then it descended 215 feet.

Find the sum or difference 12 – (-7) + (-9) – 15

Find the sum or difference + (-5) – 18 – (-13)

Find the sum or difference -9 – 7 – (-21) – + 6