Students can use the Spectrum Math Grade 3 Answer Key Chapter 5 Pretest as a quick guide to resolve any of their doubts.
Spectrum Math Grade 3 Chapter 5 Pretest Answers Key
Check What You Know
Divide.
Question 1.
a.
Answer: The quotient value is 9.
Explanation: Given the values 4√36,
Now, we will find the quotient value.
So, the values are 36, 4
i.e., 36/4
Hence, the quotient is 9.
b.
Answer: The quotient value is 9.
Explanation: Given the value is 6√54,
Now, we will find the quotient value of the given value.
So, the values are 6, 54
i.e., 54/6
Thus, the quotient is 9.
c.
Answer: The quotient value is 2.
Explanation: Given the values 4√8,
Now, we will find the quotient value.
So, the values are 4, 8
i.e., 8/4
After division, the quotient is 2.
d.
Answer: The quotient value is 2.
Explanation: Given the values 8√16,
Now, we will find the quotient value.
So, the values are 8, 16
i.e., 16/8
Therefore, the quotient value is 2.
e.
Answer: The quotient value is 6.
Explanation: Given the value 2√12,
Now, we will find the quotient value.
So, the values are 2, 12
i.e., 12/2
Thus, the quotient is 6.
Question 2.
a.
Answer: The quotient value is 3.
Explanation: Given the value is 6√18,
Now, we will find the quotient value.
So, the values are 6, 18
i.e., 18/6
Then the quotient value is 3.
b.
Answer: The quotient value is 9.
Explanation: Given the values 9√81,
Now, we will find the quotient value.
So, the values are 9, 81
i.e., 81/9
Hence, the quotient value is 9.
c.
Answer: The quotient value is 1.
Explanation: Given the value is 4√4,
Now, we will find the quotient value.
So, the values are 4, 4
i.e., 4/4
After division, we get the quotient 1.
d.
Answer: The quotient value is 5.
Explanation: Given the value is 6√30,
Now, we need to find the quotient value.
So, the values are 6, 30
i.e., 30/6
Hence, the quotient value is 5.
e.
Answer: The quotient value is 3.
Explanation: Given the values 3√9,
Now, we will find the quotient value.
So, the values are 3, 9
i.e., 9/3
Therefore, the quotient value is 3.
Question 3.
a.
Answer: The quotient value is 2.
Explanation: Given the values 7√14,
Now, we will find the quotient value.
So, the values are 7, 14
i.e., 14/7
Therefore, the quotient value is 2.
b.
Answer: The quotient value is 7.
Explanation: Given the values 3√21,
Now, we will find the quotient value.
So, the values are 21, 3
i.e., 21/3
Hence, the quotient value is 7.
c.
Answer: The quotient value is 8.
Explanation: Given the value is 5√40,
Now, we will find the quotient value.
So, the values are 40, 5
i.e., 40/5
Thus, the quotient is 8.
d.
Answer: The quotient value is 8.
Explanation: Given the value is 3√24,
Now, we will find the quotient value.
So, the values are 3, 24
i.e., 24/3
Hence, the quotient value is 8.
e.
Answer: The quotient value is 4.
Explanation: Given the value is 4√16,
Now, we will find the quotient value.
So, the values are 4, 16
i.e., 16/4
Therefore, the quotient value is 4.
Question 4.
a.
Answer: The quotient value is 5.
Explanation: Given the value is 1√5,
Now, we will find the quotient value.
So, the values are 1, 5
i.e., 5/1
Thus, the quotient value is 5.
b.
Answer: The quotient value is 2.
Explanation: Given the value is 3√6,
Now, we will find the quotient value.
So, the values are 3, 6
i.e., 6/3
Hence, the quotient value is 2.
c.
Answer: The quotient value is 2.
Explanation: Given the values 5√10,
Now, we will find the quotient value.
So, the values are 10, 5
i.e., 10/5
Therefore, the quotient value is 2.
d.
Answer: The quotient value is 3.
Explanation: Given the value is 4√12,
Now, we will find the quotient value.
So, the values are 4, 12
i.e., 12/4
Hence, the quotient value is 3.
e.
Answer: The quotient value is 6.
Explanation: Given the value is 5√30,
Now, we will find the quotient value.
So, the values are 5, 30
i.e., 30/5
Thus, the quotient value is 6.
Question 5.
a.
Answer: The quotient value is 7.
Explanation: Given the values 7√49,
Now, we will find the quotient value.
So, the values are 7, 49
i.e., 49/7
Hence, the quotient value is 7,
b.
Answer: The quotient value is 7.
Explanation: Given the value is 9√63,
Now, we will find the quotient value.
So, the values are 9, 63
i.e., 63/9
Hence, the quotient is 7.
c.
Answer: The quotient value is 8.
Explanation: Given the value is 4√32,
Now, we will find the quotient value.
So, the values are 4, 32
i.e., 32/4
Therefore, the quotient value is 8.
d.
Answer: The quotient value is 7.
Explanation: Given the value is 2√14,
Now, we will find the quotient value.
So, the values are 14, 2
i.e., 14/2
After division, the quotient value is 7.
e.
Answer: The quotient value is 8.
Explanation: Given the value is 1√8,
Now, we will find the quotient value.
So, the values are 1, 8
i.e., 8/1
After division, we get the quotient is 8.
Question 6.
a.
Answer: The quotient value is 4.
Explanation: Given the value is 5√20,
Now, we will find the quotient value.
So, the values are 5, 20
i.e., 20/5
Therefore, the quotient value is 4.
b.
Answer: The quotient value is 8.
Explanation: Given the values 1√8,
Now, we will find the quotient value.
So, the values are 1, 8
i.e., 8/1
Hence, the quotient value is 8.
c.
Answer: The quotient value is 1.
Explanation: Given the value is 7√7,
Now, we will find the quotient value.
So, the values are 7, 7
i.e., 7/7
Hence, the quotient value is 1.
d.
Answer: The quotient value is 9.
Explanation: Given the value is 3√27.
Now, we will find the quotient value.
So, the values are 27, 3
i.e., 27/3
Thus, the quotient value is 9.
e.
Answer: The quotient value is 7.
Explanation: Given the value is 5√35,
Now, we will find the quotient value.
So, the values are 35, 5
i.e., 35/5
Hence, the quotient value is 7.
Question 7.
a.
Answer: The quotient value is 5.
Explanation: Given the value is 8√40,
Now, we will find the quotient value.
So, the values are 40, 8
i.e., 40/8
After division, the quotient value is 5.
b.
Answer: The quotient value is 3.
Explanation: Given the value is 7√21,
Now, we will find the quotient value.
So, the values are 21, 7
i.e., 21/7
Hence, the quotient value is 3.
c.
Answer: The quotient value is 5.
Explanation: Given the value is 9√45,
Now, we will find the quotient value.
So, the values are 45, 9
i.e., 45/9
Thus, the quotient value is 5.
d.
Answer: The quotient value is 6.
Explanation: Given the value is 7√42,
Now, we will find the quotient value.
So, the values are 42, 7
i.e., 42/7
Hence, the quotient value is 6.
e.
Answer: The quotient value is 8.
Explanation: Given the value is 8√64,
Now, we will find the quotient value.
So, the values are 8, 64
i.e., 64/8
Hence, the quotient value is 8.
Question 8.
a.
Answer: The quotient value is 9.
Explanation: Given the value is 2√18,
Now, we will find the quotient value.
So, the values are 2, 18
i.e., 18/2
Therefore, the quotient value is 9.
b.
Answer: The quotient value is 5.
Explanation: Given the value is 3√15,
Now, we will find the quotient value.
So, the values are 3, 15
i.e., 15/3
Thus, the quotient value is 5.
c.
Answer: The quotient value is 2.
Explanation: Given the value is 6√12,
Now, we will find the quotient value and write the multiplication.
So, the values are 6, 12
i.e., 12/6
Therefore, the quotient value is 2.
d.
Answer: The quotient value is 4.
Explanation: Given the value is 6√24,
Now, we will find the quotient value.
So, the values are 6, 24
i.e., 24/6
Hence, the quotient value is 4.
e.
Answer: The quotient value is 6.
Explanation: Given the value is 8√48,
Now, we will find the quotient value.
So, the values are 8, 48
i.e., 48/8
Therefore, the quotient value is 6.
Question 9.
a.
Answer: The quotient value is 1.
Explanation: Given the value is 6√6,
Now, we will find the quotient value.
So, the values are 6, 6
i.e., 6/6
After division, the quotient value is 1.
b.
Answer: The quotient value is 4.
Explanation: Given the value is 2√8,
Now, we will find the quotient value.
So, the values are 8, 2
i.e., 8/2
Thus, the quotient value is 4.
c.
Answer: The quotient value is 4.
Explanation: Given the value is 9√36,
Now, we will find the quotient value.
So, the values are 9, 36
i.e., 36/9
Thus, the quotient value is 4.
d.
Answer: The quotient value is 5.
Explanation: Given the value is 4√20,
Now, we will find the quotient value.
So, the values are 20, 4
i.e., 20/4
Thus, the quotient value is 5.
e.
Answer: The quotient value is 8.
Explanation: Given the value is 2√16,
Now, we will find the quotient value.
So, the values are 2, 16
i.e., 16/2
Hence, the quotient value is 8.
Solve each problem. Show your work.
Question 10.
There are 36 students who live in the college dormitory. If 4 students live in each room, how many rooms are there in the dormitory?
There are ___________ rooms in the dormitory.
Answer: There are 9 rooms in the dormitory.
Explanation: Given the data is,
There are 36 students who live in the college dormitory.
4 students live in each room.
Now, we will find out how many rooms are there in the dormitory.
So, the values 36, 4
i.e., 36/4
Therefore, 9 rooms are there in the dormitory.
Question 11.
A package of 21 candies is evenly divided among 7 people. How many candies does each person receive?
Each person receives ____________ candies.
Answer: Each person receives 3 candies.
Explanation: Given in the question,
A package of 21 candies is evenly divided among 7 people.
Now, we will find out how many candies each person receives.
So, the values are 21,7
i.e., 21/7
Hence, each person receives 3 candies.
Question 12.
A bookshelf contains 56 books. There are 7 shelves on the bookshelf. Each shelf has the same number of books on it. How many books are on each shelf?
There are ____________ books on each shelf.
Answer: There are 8 books on each shelf.
Explanation: As given in the question,
A bookshelf contains 56 books.
There are 7 shelves on the bookshelf.
Each shelf has the same number of books on it.
Now, we will find out how many books are on each shelf.
So, the values are 56,7
i.e., 56/7
Hence, there are 8 books on each shelf.
Question 13.
Eight people paid a total of 24 dollars for admission into the school carnival. If each ticket cost the same amount, how much did each ticket cost?
The cost of each ticket was _____________ dollars.
Answer: The cost of each ticket was 3 dollars.
Explanation: Given that, the data is,
Eight people paid 24 dollars for admission into the school carnival.
Each ticket cost the same amount.
Now, we need to find out how much each ticket costs.
So, the values are 24, 8
i.e., 24/8
Thus, the cost of each ticket is 3 dollars.
Question 14.
A family of 5 takes an ice chest to the beach. There are 10 water bottles in the ice chest, How many water bottles will each person receive if each person receives the same number of water bottles?
Each person will receive ____________ water bottles.
Answer: Each person will receive 2 water bottles.
Explanation: As given in the question,
A family of 5 takes an ice chest to the beach.
There are 10 water bottles in the ice chest.
Now, we will find out how many water bottles will each person receive if each person receives the same number of water bottles.
So, the values are 10, 5
i.e, 10/5
Hence, each person receives 2 water bottles.
Question 15.
Eighteen fish were caught on a deep-sea fishing boot. If each person on the boat caught 2 fish, how many people were on the boat?
There were _____________ people on the boat.
Answer: There were 9 people on the boat.
Explanation: Given that,
Eighteen fish were caught on a deep-sea fishing boot.
Each person on the boat caught 2 fish.
Now, we will find out how many people were on the boat.
So, the values are 18, 2
i.e., 18/2
Therefore, there are 9 people on the boat.