Relate Integers and Their Opposites
Two numbers that have a sum of 0
What is Additive Inverses?
Decimal equivalent 5/8
What is 0.625?
A squirrel runs 23 feet down a hill to eat an acorn. Then it runs 23 feet up the hill. Write the integer that represents the squirrel’s final position with respect to the top of the hill.
What is 0?
4 - 9 = 4 + (-9)
What is additive inverse?
Model with mathematics
What is Mathematical Practice 4?
Shaniqua has $45 in her wallet. She spends $4 on snacks and $8 on a movie ticket. Tell the integer that represents the change in the amount of money in Shaniqua's wallet.
What is -12?
A recipe calls for 1/2 cup of milk. Express the number of cups of milk as a decimal
What is 0.5 cup?
When adding integers with different signs, find the difference of the .....
What is absolute value?
Rob borrows $15.00 from his father, and then he borrows $3.00 more. Write an equation using negative integers to represent Rob’s debt. How much money does Rob owe his father?
What is $18?
How would you subtract a negative fraction from a positive decimal?
What is Convert both numbers into fraction or decimal form, and then add the opposite of the negative number?
Make sense of problems and persevere in solving them.
What is Mathematical Practice 1?
Rational or Not Rational: 9.0832748175...
What is Not rational?
Mario walks 7 blocks from his home to a restaurant. He then walks back toward home for five blocks, where he stops at a bookstore. How many blocks is Mario from his home?
What is 2 blocks?
Use appropriate tools strategically
What is Mathematical Practice 5?
Joaquin recorded a temperature of 62°F this morning for science class. The temperature increased 61 2°F in the afternoon before decreasing 8.7°F in the evening. What was the evening temperature?
What 59.8 degrees fahrenheit?
On a winter’s morning, the temperature was 0°F. The temperature increased during the daytime. At night, the temperature decreased 6°F and returned to 0°F. What integer represents the temperature change during the daytime?
What is 6?
Attend to precision
What is Mathematical 6?
Mathematical Practice 2
What is Reason abstractly and quantitatively?
The temperature in Anchorage, Alaska, was -3°C in the afternoon. After the sun went down, the temperature dropped 6 degrees. Write an equation to represent the situation. What was the temperature after the sun went down?
What is -9 degrees celsius?
Use the number line to represent -4 1/2 + 3 1/14
What -1 1/4?
Mathematical Practice 3
What is construct viable arguments and critique the reasoning of others.
0.04004000
What is irrational?
Look for and express regularity in repeated reasoning.
What is mathematical practice 8?
Suppose y is a positive integer. If x - (-y) = z, will z be greater than or less than x? Explain.
What is Subtracting −y is the same as adding its additive inverse, y.
Look for and make use of structure.
What is Mathematical Practice 7?