Adding Decimals
Subtracting Decimals
Multiplying Decimals
Dividing Decimals
100
-1.5+4
What is 2.5
100
-0.5-3.5
What is -4
100
-4(-2.5)
What is 10
100
0.72/-0.9
What is -0.8
200
4.5 +(-12)+(-4.5)
What is -12
200
-12.5-(-4.8)
What is -7.7
200
-3(-1.25)
What is 3.75
200
12/-0.03
What is -400
300
-12.4+9.2+1
What is -2.2
300
-3.5 - 5.8
What is -9.3
300
A section of beach erodes 0.75 meters per year. The beach eroded for 8 years. By how many meters did the length of the beach change?
What is -6 meters.
300
-0.4/80
What is -0.005
400
Jillian is playing a video game. In one scene, she loses 6.5 health points. In the next scene, she gains 8 health points. What is the overall change in Jillian's health points?
What is an increase in 1.5 health points
400
A group of campers set up their tent at 6.25 meters above sea level. They hike down a valley and stop 9.5 meters below where they set up camp. What is the campers' elevation when they stop?
What is -3.25 or 3.25 meters below sea level.
400
The price for one share of Acme Company declined $3.50 per day for 4 days in a row. What is the overall change in the price of one share?
What is -$14
400
A mountain climber needs to descend 1500 feet. He wants to do it in 4 equal parts. How far should he travel in each part?
What is -375 feet
500
Ulysses is climbing a mountain. One morning, he hiked 3.5 miles up the mountain. in the evening, he hiked 4.5 miles down the mountain. What was his overall change in altitude that day?
What is -1 mile
500
Sheri ended the game with -8.5 points in a trivia game. On her last turn, she lost 6.25 points. How many points did she have before her last turn?
What is -2.25 points
500
Ronnie cuts 0.75 inch sections of wood to make a birdhouse roof. He cut 36 sections. How many inches did he cut?
What is 27 inches
500
Over 6 months, Fiona used her online banking account to pay a total of $274.50 for her cell phone services. Her cell phone service costs the same amount each month. How much did she withdraw from her account each month to pay for the services?
What is -$45.75 each month
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