INTEGERS RATIONAL NUMBERS ANGLE RELATIONSHIPS TUESDAY.

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Presentation transcript:

INTEGERS RATIONAL NUMBERS ANGLE RELATIONSHIPS TUESDAY

SOME SAMPLE STAAR PROBLEMS For today’s lesson. You will be in a pair. During some problems—you will be asked to share after you have worked the problem and filled out the explanation. The person on the left is #1 –the person on the right is #2.

8. What is the product of the following expression? (-2.4)(1.2)(-4.3) F G H J. 9.52

PASS OUT WORKSHEET We will do some together and then you will do some on your own.

=______ 1. What question do you ask? 2. What operation do you do next? 3. What is the sign? 4. Why?

# =______ YOUR TURN 1. What question do you ask? 2. What operation do you do next? 3. What is the sign? 4.Why? Partner #1 share your steps 1-4 with partner #2 Partner #2—do you have anything different or to add?

-15 – 4 =______ 1. What step do you do first? 2. What question do you ask? 3. What operation do you do next? 4. What is the sign? 5. Why?

#2 16 – –3 =______ YOUR TURN 1. What step do you do first? 2. What question do you ask? 3. What operation do you do next? 4. What is the sign? 5. Why? Partner #2 share your steps 1-5 with partner #1 Partner #1—do you have anything different or to add?

-20 x -6=_____ 1. What do you do first? 2. What sign? 3. Why?

#3 12 x -8=_____ YOUR TURN 1. What do you do first? 2. What sign? 3. Why? Partner #1 share your steps 1-3 with partner #2 Partner #2—do you have anything different or to add?

54 ÷ -9=_____ 1. What do you do first? 2. What sign? 3. Why?

# ÷ -25=_____ YOUR TURN 1. What do you do first? 2. What sign? 3. Why? Partner #2 share your steps 1-3 with partner #1 Partner #1—do you have anything different or to add?

BONUS:(-3)(4)(-3)(-2)=_______ IT’S YOU AGAIN 1. How can you know the sign of the answer before you start? Partner #1 share your steps with partner #2 Partner #2—do you have anything different or to add?

LET’S REVIEW 1. Positive whole numbers (not including 0) are _______________________ or counting numbers. 2. Numbers 0, 1, 2, 3, 4…. that have no fraction or decimals are _______________ numbers. 3. ____________ are positive whole numbers and their opposites including A _______________ number is any number that can be expressed as a ratio (fraction) of two integers.

-572 IS WHAT KIND OF NUMBER? A. WHOLE NUMBER, INTEGER, RATIONAL NUMBER B. INTEGER AND RATIONAL NUMBER C. RATIONAL NUMBER ONLY 1. Find the answer. 2. Explain why it is that answer.

1. Find the answer. 2. Explain why it is that answer. Partner #2 share your steps 1-2 with partner #1 Partner #1—do you have anything different or to add?

LET’S THINK TOGETHER Supplementary angles are two angles that add up to ______ degrees. Complimentary angles are two angles that add up to ______ degrees. The 3 angles of a triangle add up to ________ degrees.

YOUR TURN 6.Angle WXY and XYZ are supplementary angles. If Angle WXY is 32⁰, what is the measure of Angle XYZ? 1. Supplementary angles are two angles that add up to __________ degrees. 2. What do you do if you are given one angle? Partner #1 share your steps 1-2 with partner #2 Partner #2—do you have anything different or to add?

TRY ANOTHER ONE 7.Angle QRS and RST are complimentary angles. If Angle QRS is 17⁰, what is the measure of Angle RST? 1. Complimentary angles are two angles that add up to __________ degrees. 2. What do you do if you are given one angle? Partner #2 share your steps 1-2 with partner #1 Partner #1—do you have anything different or to add?

LAST ONE 8.Triangle MNO has angles of 27⁰, 56⁰ and x. What is the measure of Angle x? 1. The three angles of a triangle add up to ________. 2. What do you do first? 3. What do you do next? Partner #1 share your steps 1-3 with partner #2 Partner #2—do you have anything different or to add?