RATIONAL NUMBERS OPERATIONS
Assessment
•
Jorge Moreno
•
Mathematics
•
6th - 7th Grade
•
581 plays
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Hard
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10 questions
Show answers
1.
Multiple Choice
The temperature of a substance is -16.6 °C. During an experiment, the temperature of the substance decreases 7.5 °C. What is the final temperature?
24.1
-24.1
9.1
-9.1
2.
Multiple Choice
Tue is diving 8 1/2 feet below sea level. He decides to descend 5 1/2 more feet. How many feet below sea level is he?
13 2/2
14
-14
-13 2/2
3.
Multiple Choice
Peter hiked for 6 3/4 miles. After resting, Peter hiked back along the same route for 4 1/4 miles. How many more miles does Peter need to hike to return to the place where she started?
2 1/2
-2 1/2
-11
11
4.
Multiple Choice
Julia spends $5.25 on gas for her lawn mower. She earns $24.00 mowing her neighbor’s yard. What is Julia’s profit?
18.75
-18.75
29.75
.29.75
5.
Multiple Choice
Maggie bought 12 4/8 kg of apples to make some apple pies. What is the weight of the apples written as a decimal?
-12.5
12.5
12.05
1.25
6.
Multiple Choice
Over 5 months, Ms. Obama wrote 5 equal checks totaling $289.25 to pay for salon services. How much did she withdraw from her account each month to pay for the services?
57.85
-57.85
1,446.25
-1,446.25
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