Eureka Math Grade 3 Module 3 Lesson 8 Answer Key

Students of Grade 3 can get a strong foundation by referring to the Eureka Math Book. It was developed by highly professional mathematics educators and the solutions prepared by them are in a concise manner for easy grasping. To achieve high scores in Grade 3, students need to solve all questions and exercises included in Eureka Grade 3 Book.

Engage NY Eureka Math 3rd Grade Module 3 Lesson 8 Answer Key

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Eureka Math -Grade 3 Module 3 Lesson 8 Pattern Sheet Answer Key

Multiply

Answer:
7 x 1 = 7, 7 x 2 = 14, 7 x 3 = 21, 7 x 4 = 28, 7 x 5 = 35, 7 x 6 = 42, 7 x 7 = 49, 7 x 8 = 56, 7 x 9 = 63, 7 x 10 = 70, 7 x 5 = 35, 7 x 6 = 42, 7 x 5 = 35, 7 x 7 = 49, 7 x 5 = 35, 7 x 8 = 56, 7 x 5 = 35, 7 x 9 = 63, 7 x 5 = 35, 7 x 10 = 70, 7 x 6 = 42, 7 x 5 = 35, 7 x 6 = 42, 7 x 7 = 49, 7 x 6 = 42, 7 x 8 = 56, 7 x 6 = 42, 7 x 9 = 63, 7 x 6 = 42, 7 x 7 = 49, 7 x 6 = 42, 7 x 7 = 49, 7 x 8 = 56, 7 x 7 = 49, 7 x 9 = 63, 7 x 7 = 49, 7 x 8 = 56, 7 x 6 = 42, 7 x 8 = 56, 7 x 7 = 49, 7 x 8 = 56, 7 x 9 = 63, 7 x 9 = 63, 7 x 6 = 42, 7 x 9 = 63, 7 x 7 = 49, 7 x 9 = 63, 7 x 8 = 56, 7 x 9 = 63, 7 x 8 = 56, 7 x 6 = 42, 7 x 9 = 63, 7 x 7 = 49, 7 x 9 = 63, 7 x 6 = 42, 7 x 8 = 56, 7 x 9 = 63, 7 x 7 = 49, 7 x 6 = 42, 7 x 8 = 56.

Explanation:
In the above-given question,
given that,
the table of 6 is given.
7 x 1 = 7, 7 x 2 = 14, 7 x 3 = 21, 7 x 4 = 28, 7 x 5 = 35, 7 x 6 = 42, 7 x 7 = 49, 7 x 8 = 56, 7 x 9 = 63, 7 x 10 = 70, 7 x 5 = 35, 7 x 6 = 42, 7 x 5 = 35, 7 x 7 = 49, 7 x 5 = 35, 7 x 8 = 56, 7 x 5 = 35, 7 x 9 = 63, 7 x 5 = 35, 7 x 10 = 70, 7 x 6 = 42, 7 x 5 = 35, 7 x 6 = 42, 7 x 7 = 49, 7 x 6 = 42, 7 x 8 = 56, 7 x 6 = 42, 7 x 9 = 63, 7 x 6 = 42, 7 x 7 = 49, 7 x 6 = 42, 7 x 7 = 49, 7 x 8 = 56, 7 x 7 = 49, 7 x 9 = 63, 7 x 7 = 49, 7 x 8 = 56, 7 x 6 = 42, 7 x 8 = 56, 7 x 7 = 49, 7 x 8 = 56, 7 x 9 = 63, 7 x 9 = 63, 7 x 6 = 42, 7 x 9 = 63, 7 x 7 = 49, 7 x 9 = 63, 7 x 8 = 56, 7 x 9 = 63, 7 x 8 = 56, 7 x 6 = 42, 7 x 9 = 63, 7 x 7 = 49, 7 x 9 = 63, 7 x 6 = 42, 7 x 8 = 56, 7 x 9 = 63, 7 x 7 = 49, 7 x 6 = 42, 7 x 8 = 56.

Eureka Math Grade 3 Module 3 Lesson 8 Problem Set Answer Key

Question 1.
Solve.
a. (12 – 4) + 6 = __14____

Answer:
(12 – 4) + 6 = 14.

Explanation:
In the above-given question,
given that,
(12 – 4) = 8.
8 + 6 = 14.

b. 12 – (4 + 6) = ___2___

Answer:
12 – (4 + 6) = 2.

Explanation:
In the above-given question,
given that,
4 + 6 = 10.
12 – 10 = 2.

c. __5____ = 15 – (7 + 3)

Answer:
15 – (7 + 3) = 5.

Explanation:
In the above-given question,
given that,
7 + 3 = 10.
15 – 10 = 5.

d. __11____ = (15 – 7) + 3

Answer:
(15 – 7) + 3 = 11.

Explanation:
In the above-given question,
given that,
15 – 7 = 8.
8 + 3 = 11.

e. ___30___ = (3 + 2) × 6

Answer:
(3 + 2 ) x 6 = 30.

Explanation:
In the above-given question,
given that,
3 + 2 = 5.
5 x 6 = 30.

f. __15____ = 3 + (2 × 6)

Answer:
3 + ( 2  x 6 ) = 15.

Explanation:
In the above-given question,
given that,
2 x 6 = 12.
3 + 12 = 15.

g. 4 × (7 – 2) = __20____

Answer:
4 x ( 7  – 2 ) = 20.

Explanation:
In the above-given question,
given that,
7 – 2 = 5.
5 x 4 = 20.

h. (4 × 7) – 2 = __26____

Answer:
(4 x 7) – 2 = 26.
Explanation:
In the above-given question,
given that,
4 x 7 = 28.
28 – 2 = 26.

i. ___10___ = (12 ÷ 2) + 4

Answer:
4 + ( 12  / 2 ) = 10.

Explanation:
In the above-given question,
given that,
12 / 2 = 6.
4 + 6 = 10.

j. __2____ = 12 ÷ (2 + 4)

Answer:
12 / ( 2  + 4 ) = 2.

Explanation:
In the above-given question,
given that,
12 / 6 = 2.
2 + 4 = 6.

k. 9 + (15 ÷ 3) = __14____

Answer:
9 + ( 15  / 3 ) = 14.

Explanation:
In the above-given question,
given that,
15 / 3 = 5.
9 + 5 = 14.

l. (9 + 15) ÷ 3 = ___8___

Answer:
(9 + 15) / 3 = 8.

Explanation:
In the above-given question,
given that,
9 + 15 = 24.
24 / 3 = 8.

m. 60 ÷ (10 – 4) = __10____

Answer:
60 / (10 – 4) = 10.
Explanation:
In the above-given question,
given that,
10 – 4 = 6.
60 / 6 = 10.

n. (60 ÷ 10) – 4 = __2____

Answer:
(60 / 10) – 4 = 2.

Explanation:
In the above-given question,
given that,
(60 / 10) = 6.
6 – 4 = 2.

o. __37____ = 35 + (10 ÷ 5)

Answer:
35 + ( 10 / 5 ) = 37.

Explanation:
In the above-given question,
given that,
10 / 5 = 2.
35 + 2 = 37.

p. ___9___ = (35 + 10) ÷ 5

Answer:
(35 + 10) / 5 = 9.

Explanation:
In the above-given question,
given that,
35 + 10 = 45.
45 / 5 = 9.

Question 2.
Use parentheses to make the equations true.
Answer:

Question 3.
The teacher writes 24 ÷ 4 + 2 = __4 , __8__ on the board. Chad says it equals 8. Samir says it equals 4. Explain how placing the parentheses in the equation can make both answers true.

Answer:
Yes, both the answers are true.

Explanation:
In the above-given question,
given that,
The teacher writes 24 / 4 + 2 = 8 and 4 on the board.
24 / 4 = 6.
6 + 2 = 8.
4 + 2 = 6.
24 / 6 = 4.
so both answers are true.

Question 4.
Natasha solves the equation below by finding the sum of 5 and 12. Place the parentheses in the equation to show her thinking. Then, solve.
12 + 15 ÷ 3 = __17______

Answer:
12 + 15 / 3 = 17.

Explanation:
In the above-given question,
given that,
Natasha solves the equation below by finding the sum of 5 and 12.
15 / 3 = 5.
12 + 5 = 17.

Question 5.
Find two possible answers to the expression 7 + 3 × 2 by placing the parentheses in different places.

Answer:
The two possible answers are 20 and 13.

Explanation:
In the above-given question,
given that,
7 + 3 x 2.
7 + 3 = 10.
10 x 2 = 20.
3 x 2 = 6.
7 + 6 = 13.

Eureka Math Grade 3 Module 3 Lesson 8 Exit Ticket Answer Key

Question 1.
Use parentheses to make the equations true.
a. 24 = 32 – 14 + 6

Answer:
24 = (32 – 14) + 6.

Explanation:
In the above-given question,
given that,
24 = 32 – 14 + 6.
32 – 14 = 18.
18 + 6 = 24.

b. 12 = 32 – 14 + 6

Answer:
12 = 32 – (14 + 6).

Explanation:
In the above-given question,
given that,
12 = 32 – 14 + 6.
14 + 6 = 20.
32 – 20 = 12.

c. 2 + 8 × 7 = 70

Answer:
70 = 70.

Explanation:
In the above-given question,
given that,
2 + 8 x 7.
2 + 8 = 10.
10 x 7 = 70.

d. 2 + 8 × 7 = 58

Answer:
58 = 58.

Explanation:
In the above-given question,
given that,
2 + 8 x 7.
7 x 8 = 56.
56 + 2 = 58.

Question 2.
Marcos solves 24 ÷ 6 + 2 = ___6 and 3___. He says it equals 6. Iris says it equals 3. Show how the position of parentheses in the equation can make both answers true.

Answer:
Yes, both the answers are true.

Explanation:
In the above-given question,
given that,
Marcos solves 24 / 6 + 2.
24 / 6 = 4.
4 + 2 = 6.
6 + 2 = 8.
24 / 8 = 3.
so both answers are true.

Eureka Math Grade 3 Module 3 Lesson 8 Homework Answer Key

Question 1.
Solve.
a. 9 – (6 + 3) = __0____

Answer:
9 – ( 6 + 3) = 0.

Explanation:
In the above-given question,
given that,
6 + 3 = 9.
9 – 9 = 0.

b. (9 – 6) + 3 = __6____

Answer:
(9 – 6) + 3 = 6.

Explanation:
In the above-given question,
given that,
(9 – 6) = 3.
3 + 3 = 6.

c. __8___ = 14 – (4 + 2)

Answer:
14 – (4 + 2) = 8.

Explanation:
In the above-given question,
given that,
(4 + 2) = 6.
14 – 6 = 8.

d. ___12__ = (14 – 4) + 2

Answer:
(14 – 4) + 2 = 12.

Explanation:
In the above-given question,
given that,
(14 – 4) = 10.
10 + 2 = 12.

e. _42____ = (4 + 3) × 6

Answer:
(4 + 3) x 6 = 42.

Explanation:
In the above-given question,
given that,
(4 + 3) = 7.
7 x 6 = 42.

f. __22___ = 4 + (3 × 6)

Answer:
(3 x 6) + 4 = 22.

Explanation:
In the above-given question,
given that,
(3 x 6) = 18.
18 +  4 = 22.

g. (18 ÷ 3) + 6 = __12___

Answer:
(18 / 3) + 6 = 12.

Explanation:
In the above-given question,
given that,
(18 / 3) = 6.
6 + 6 = 12.

h. 18 ÷ (3 + 6)= __2___

Answer:
18 / (3 + 6) = 2.

Explanation:
In the above-given question,
given that,
(3 + 6) = 9.
18 / 9 = 2.

Question 2.
Use parentheses to make the equations true
a. 14 – 8 + 2 = 4

Answer:
14 – (8 + 2) = 4.
Explanation:
In the above-given question,
given that,
4 = 14 – 8 + 2.
8 + 2 = 10.
14 – 10 = 4.

b. 14 – 8 + 2 = 8

Answer:
8 = 8.

Explanation:
In the above-given question,
given that,
14 – 8 + 2 = 8.
14 – 8 = 6.
6 + 2 = 8.

c. 2 + 4 × 7 = 30

Answer:
30 = 30.

Explanation:
In the above given question,
given that,
30 = 2 + 4 x 7.
4 x 7 = 28.
28 + 2 = 30.

d. 2 + 4 × 7 = 42

Answer:
42 = 42.

Explanation:
In the above given question,
given that,
42 = 2 + 4 x 7.
2 + 4 = 6.
6 x 7 = 42.

e. 12 = 18 ÷ 3 × 2

Answer:
12 = 12.

Explanation:
In the above-given question,
given that,
12 = 18 / 3 x 2.
18 / 3 = 6.
6 x 2 = 12.

f. 3 = 18 ÷ 3 × 2

Answer:
3 = 3.

Explanation:
In the above-given question,
given that,
3 = 18 / 3 x 2.
3 x 2 = 6.
18 / 6 = 3.

g. 5 = 50 ÷ 5 × 2

Answer:
5 = 5.

Explanation:
In the above-given question,
given that,
5 = 50 / 5 x 2.
5 x 2 = 10.
50 / 10 = 5.

h. 20 = 50 ÷ 5 × 2

Answer:
20 = 20.

Explanation:
In the above-given question,
given that,
20 = 50 / 5 x 2.
50 / 5 = 10.
10 x 2 = 20.

Question 3.
Determine if the equation is true or false.

a. (15 – 3) ÷ 2 = 6	Example: True
b. (10 – 7) × 6 = 18	True
c. (35 – 7) ÷ 4 = 8	False
d. 28 = 4 × (20 – 13)	True
e. 35 = (22 – 8) ÷ 5	False

Answer:
a. true.
b. true.
c. false.
d. true.
e. false.

Explanation:
In the above-given question,
given that,
(15 – 3) / 2 = 6.
(10 – 7) x 6 = 18.
(35 – 7) / 4 = 7.
28 = 4 x (20 – 13).
2.8 = (22 – 8) / 5.

Question 4.
Jerome finds that (3 × 6) ÷ 2 and 18 ÷ 2 are equal. Explain why this is true.

Answer:
Yes, it is true.

Explanation:
In the above-given question,
given that,
Jerome finds that (3 x 6) / 2 and 18 / 2 are equal.
3 x 6 = 18.
so both of them are true.

Question 5.
Place parentheses in the equation below so that you solve by finding the difference between 28 and 3. Write the answer
4 × 7 – 3 = __25______

Answer:
The difference between 28 and 3 is 25.

Explanation:
In the above-given question,
given that,
4 x 7 – 3 = 25.
4 x 7 = 28.
28 – 3 = 25.

Question 6.
Johnny says that the answer to 2 × 6 ÷ 3 is 4 no matter where he puts the parentheses. Do you agree? Place parentheses around different numbers to help you explain his thinking.

Answer:
( 2 x 6 ) / 3 = 4.

Explanation:
In the above-given question,
given that,
2 x 6 = 12.
12 / 3 = 4.