## Engage NY Eureka Math 2nd Grade Module 6 Lesson 20 Answer Key

### Eureka Math Grade 2 Module 6 Lesson 20 Problem Set Answer Key

Question 1.
Use the objects to create an array.

a.  Explanation:
As given in the question I have drawn an array with an even and odd number of circles.

b.  Explanation:
In the given question we have to count how many circles are there and we need to identify them as even or odd. Hence as asked I have drawn the picture and circled them as even or odd.

c.  Explanation:
As asked in the question I have drawn an array that indicates an even and an odd number of circles.

Question 2.
Solve. Tell if each number is odd (O) or even (E). The first one has been done for you.

a. 6 + 4 = 10
_____ + ____ = ____
10
E + E = E

Explanation:
An even number plus an even number makes an even number. Hence the number 10 is an even number.

b. 17 + 2 = ____
____ + ____ = ____
19
O + E = O

Explanation:
An odd number plus an even number makes an odd number. Hence the number 19 is an odd number.

c. 11 + 13 = ____
____ + ____ = ____
24
O + O = E

Explanation:
An odd number plus an odd number makes an even number. Hence the number 24 is an even number.

d. 14 + 8 = ____
____ + ____ = ____
22
E + E = E

Explanation:
An odd number plus an odd number makes an even number. Hence the number 24 is an even number.

e. 3 + 9 = ____
____ + ____ = ____
12
O + O = E

Explanation:
An odd number plus an odd number makes an even number. Hence the number 12 is an even number.

f. 5 + 14 = ____
____ + ____ = ____
19
O + E = O

Explanation:
An odd number plus an even number makes an even number. Hence the number 19 is an odd number.

Question 3.
Write two examples for each case. Write if your answers are even or odd. The first one has been started for you.

a. Add an even number to an even number.
32 + 8 = 40 even
14 + 22 = 36 even

Explanation:
An even number plus an even number makes an even number. Also, I have given examples by adding them.

b. Add an odd number to an even number.
31 + 24 = 55 odd
17+12 = 29 odd

Explanation:
An odd number plus an even number makes an odd number. Also, I have given examples by adding them.

c. Add an odd number to an odd number.
25 + 25 = 50 even
87 + 13 = 100 even

Explanation:
An odd number plus an odd number makes an even number. Also, I have given examples by adding them.

### Eureka Math Grade 2 Module 6 Lesson 20 Exit Ticket Answer Key

Question 1.
Use the objects to create an array.  Explanation:
As asked in the question I have drawn an array that indicates an even and an odd number of circles.

### Eureka Math Grade 2 Module 6 Lesson 20 Homework Answer Key

Question 1.
Use the objects to create an array with 2 rows.

a.  Explanation:
As asked in the question I have drawn an array that indicates an even and an odd number of circles.

b.  Explanation:
As asked in the question I have drawn an array that indicates an even and an odd number of circles.

c.  Explanation:
As asked in the question I have drawn an array that indicates an even and an odd number of circles.

Question 2.
Solve. Tell if each number is odd (O) or even (E) on the line below.

a. 6 + 6 = ___
_____ + ______ = ______
12
E + E = E

Explanation:
An even number plus an even number makes an even number. Hence the number 12 is an even number.

b. 8 + 13 = _______
_____ + ______ = ______
21
E + O = O

Explanation:
An even number plus an odd number makes an odd number. Hence the number 21 is an odd number.

c. 9 + 15 = _______
_____ + ______ = ______
24
O + O = E

Explanation:
An odd number plus an odd number makes an even number. Hence the number 24 is an even number.

d. 17 + 8 = _______
_____ + ______ = _____
25
O + E = O

Explanation:
An odd number plus an even number makes an odd number. Hence the number 25 is an odd number.

e. 7 + 8 = _______
______ + ______ = ______
15
O + E = O

Explanation:
An odd number plus an even number makes an odd number. Hence the number 15 is an odd number.

f. 9 + 11 = _______
______ + ______ = ______
20
O + O = E

Explanation:
An odd number plus an odd number makes an even number. Hence the number 20 is an even number.

g. 7 + 14 = _______
______ + ______ = ______
21
O + E = O

Explanation:
An odd number plus an even number makes an odd number. Hence the number 21 is an odd number.

h. 9 + 9 = _______
______ + ______ = ______
18
O + O = E

Explanation:
An odd number plus an odd number makes an even number. Hence the number 18 is an even number.

Question 3.
Write three number sentence examples to prove that each statement is correct.

 Even + Even = Even Even + Odd = Odd Odd + Odd = Even 50 + 50 = 100 24 + 17 = 41 25 + 25 = 50

Even + Even = Even
Example: 50+50 =100 is even
Even + Odd = Odd
Example: 24 + 17 = 41
Odd + Odd = Even
Example: 25 + 25 = 50

Explanation:
An even number plus an even number makes an even number. Also, I have given example for that case. Hence it is proved.

Question 4.
Write two examples for each case. Next to your answer, write if your answers are even or odd. The first one has been done for you.

a. Add an even number to an even number.
32 + 8 = 40 even
20 + 40 = 60 even

Explanation:
An even number plus an even number makes an even number. Hence I have given examples for each case.

b. Add an odd number to an even number.
O + E = Odd
50 + 12 = 67 odd
61 + 18 = 79 odd

Explanation:
An odd number plus an even number makes an odd number. Hence I have given examples for each case.

c. Add an odd number to an odd number.