INTEGERS RATIONAL NUMBERS Reflection Coordinate Grid Number Line

INTEGERS & RATIONAL NUMBERS

Reflection Coordinate Grid Number Line Real Life Miscellaneous 10 10 10 20 20 20 30 30 30 40 40 40 50 50 50

Reflection – 10 Points QUESTION: • Which coordinate pair is (-5, 7) reflected across the y-axis? ANSWER: • (5, 7)

Reflection – 20 Points QUESTION: • Choose coordinates of a point that is in Quadrant III of the coordinate plane. What are the coordinates if you reflect this point across the x-axis? ANSWER: • (Any - #, Any + #)

Reflection – 30 Points QUESTION: • Choose coordinates of a point that is in Quadrant IV of the coordinate plane. What are the coordinates if you reflect this point across the y-axis? ANSWER: • (Any -#, Any -#)

Reflection – 40 Points QUESTION: • Choose coordinates of a point that is in Quadrant II of the coordinate plane. What are the coordinates if you reflect this point across the y-axis? ANSWER: • (Any +#, Any +#)

Reflection – 50 Points QUESTION: • Choose coordinates of a point that is in Quadrant IV of the coordinate plane. What are the coordinates if you reflect this point across the x-axis? ANSWER: • (Any +#, Any +#)

Coordinate Grid– 10 Points QUESTION: • A coordinate grid is used to map a home development. The location of a new home is at (-3, -12). Another home is going to be built 15 units east of the first home. What quadrant will the new home be located in? ANSWER: • (Quadrant IV)

Coordinate Grid – 20 Points

Coordinate Grid – 30 Points QUESTION: • A coordinate grid is used to map a home development. The location of a new home is at (4, -12). Another home is going to be built 15 units west of the first home. What quadrant will the new home be located in? ANSWER: • (Quadrant III)

Coordinate Grid – 40 Points

Coordinate Grid – 50 Points QUESTION: • What is the origin on a coordinate plan? ANSWER: • (0, 0)

Number Line – 10 Points

Number Line – 20 Points

Number Line – 30 Points QUESTION: • Write a negative number. Write a different negative number. Write a statement using < or > to compare the numbers. Explain the position of the numbers on the number line. ANSWER: • (The negative number with the bigger absolute value is the smaller number. )

Number Line – 40 Points QUESTION: • Write a number. Show to represent this number and its opposite on a number line. Show far the number and its opposite are away from zero. Repeat this process for two more numbers. ANSWER: • (Answers Vary)

Number Line – 50 Points QUESTION: Identify the temperature that is halfway between 6°F and -10°F. ANSWER: • (-2°F )

Real Life – 10 Points QUESTION: • Name two real-world situation in which positive and negative numbers can be used to represent quantities. Explain the meaning of 0 (zero) in each situation. ANSWER: • (Answer Vary)

Real Life– 20 Points QUESTION: If it is 11°F outside at 9: 00 and 7°F at 3: 00, write the equation and what is the temperature change? ANSWER: • (11°F + - 4°F = 7°F) • Temperature Change = - 4°F

Real Life – 30 Points QUESTION: Glenn got in the ground floor of an elevator and ascended to the 12 floor. Write an integer to represent the situation below, and tell the value of zero. ANSWER: (Integer = +12; Zero is the ground floor. )

Real Life – 40 Points QUESTION: If it is 14°F outside at 10: 00, and the temperature decreased 21°F by lunch, what temperature is it at noon? Write the equation. ANSWER: • (-7°F; 14°F + -21°F = -7°F)

Real Life – 50 Points QUESTION: A snorkeler descends into the Atlantic Ocean and reaches 285 feet. Write an integer to represent the situation below, and tell the value of zero. ANSWER: (-285 ft; Zero is sea level)

Miscellaneous – 10 Points

Miscellaneous – 20 Points

Miscellaneous – 30 Points

Miscellaneous – 40 Points

Miscellaneous – 50 Points QUESTION: Find the absolute value of: |-13| =_____ |2. 75| = _____ |-197. 3| = _____ Use the absolute value of the above rational numbers and place them in order from least to greatest. ANSWER: • (Absolute values = 13, 2. 75, 197. 3; )