Addition
-15 + 9=
What is -6?
The Possums were on their 20-yard line. On the next four plays they gained 1 yard, lost 8 yards, lost 12 yards and gained 24 yards. From what yard line will they start their next play?
What is from the 25-yard line; 20 + 1 - 8 - 12 + 24 = 45 - 20 = 25 ?
The lowest point in the Pacific Ocean is about −11,000 meters. The lowest point in the Atlantic Ocean is about −8,600 meters. Which ocean has the lower point? How much lower?
Pacific; 2,400 m
Mom had 90 pennies.
Then, Mom found 2 more pennies in the couch, 3 more pennies in the car, and 3 more pennies in the dog's food. How many pennies does Mom have now?
Represent your answer on a number line.
(Teacher check for answers on whiteboards)
Owen is fishing from a dock. He starts with the bait 2 feet below the surface of the water. He reels out the bait 19 feet, then reels it back in 7 feet. What is the final position of the bait relative to the surface of the water?
What is −2-19+7=14; 14 feet below the surface of the water ?
Evaluate a + b for the given value:
a = 9, b = −24
9 + (-24)= -15
Herman is standing on a ladder that is partly in a hole. He starts out on a rung that is 6 feet under ground, climbs up 14 feet, then climbs down 11 feet. What is Herman’s final position, relative to ground level?
What is 3 ft underground?
-7 - (-2) =
What is -5?
On a number line, George places a coin on -9 and moves it 3 places to the left. Which integer would his coin be on now?
Show your answer using a number line
-12 (Teacher check boards)
Tanya made a deposit of $250 into her checking account. Then she withdrew $55. The next day, she wrote a check for $145. She had $350 in her account before any of these transactions. How much money is in her account now?
What is $400; 350 + 250 - 55 - 145 = 600 - 200 = 400 ?
The high temperature for the day dropped 7°F between Monday and Tuesday, rose 9°F on Wednesday, dropped 2°F on Thursday, and dropped 5°F on Friday. What was the total change in the daily high temperature from Monday to Friday?
-5 degrees fahrenheit
Lance and Rita were tied in a game. Then Lance got these scores: 19, −7, 3, −11, 5. Rita got these scores: 25, −9, 5, −9, 8. Who had the higher score? How much higher was that higher score?
Rita; 11pts higher
find x − y.
x= 9
y=11
9-11= -2
Sara was cliff jumping. She was on a cliff 25 feet above sea level. She jumped into the sea and descended a total of 37 feet. How many feet below sea level did she travel? Justify your answer using a number line.
-12
Jose earned 50 points in a video game. He lost 40 points, earned 87 points, then lost 30 more points. Write and evaluate an expression to find his final score in the video game.
What is 50 - 40 + 87 - 30 = 67 ?
-21-17+25+65=
What is 95?
Cameron is playing 9 holes of golf. He needs to score a total of at most 15 over par on the last four holes to beat his best golf score. On the last four holes, he scores 5 over par, 1 under par, 6 over par, and 1 under par.
Write and find the value of an expression that gives Cameron’s score for 4 holes of golf.
What is 5 - 1 + 6 - 1 = 9 ?
At 11,560 feet above sea level, Climax, Colorado, is the highest town in the United States. The lowest town is Calipatria, California, at 185 feet below sea level. Express both of these distances as integers and tell which is closer to sea level. How much closer to sea level is the town that is closer?
11,560; −185; −185 is closer to sea level; 11,375 ft
The temperature on Wednesday evening was -5 degrees Fahrenheit. The temperature decreased another 8 degrees throughout the night. What was the temperature on Thursday morning? Justify your reasoning b y representing on a number line.
-13 degrees fahrenheit
Karen deposited $25 in the bank on Monday, $50 on Wednesday and $15 on Friday. On Saturday, she took out $40. Karen’s original balance was $100. What is her balance now?
100 + 25 + 50 +15 - 40
190-40= $150
-12+14+6=
What is 8?
Jana is doing an experiment. She is on a dock that is 10 feet above the surface of the water. Jana drops the weighted end of a fishing line 35 feet below the surface of the water. She reels out the line 29 feet, and then reels it back in 7 feet. What is the final distance between Jana and the end of the fishing line?
-35-29+7-10=-67
Jana is 67 ft from the end of the fishing line.
-5-9-10=
What is 4?
The scores of three contestants on a game show are Morgan=30, Carlos=50, and Kaylee= -20 . The final question is worth 50 points. A correct answer adds 50 points to a contestant’s score. An incorrect answer deducts 50 points. Show the possible final scores for each contestant.
Morgan's final score: 30 + 50 = 80 points;
30 - 50 = -20
Carlos's final score: 50 + 50 = 100 points;
50 - 50 = 0 points
Kaylee's final score: -20 + 50 = 30 points;
-20 - 50 = -70
Mary has $10 in savings. She owes her parents $50. She does some chores and her parents pay her $12. She also gets $25 for her birthday from her grandmother. Does Mary have enough money to pay her parents what she owes them? If not, how much more money does she need? Explain
What is No, the total amount she could pay her parents is 10 + 12 + 25 = 47. 50 - 47 = 3. So she still needs $3.