Engage NY Eureka Math 1st Grade Module 1 Lesson 33 Answer Key
Eureka Math Grade 1 Module 1 Lesson 33 Sprint Answer Key
A
Addition
 
Question 1.
 3 + 1 =
 Answer: 4
 Explination:
 3 + 1 = 4
Question 2.
 4 + 1 =
 Answer: 5
 Explination:
 4 + 1 = 5
Question 3.
 5 + 1 =
 Answer: 6
 Explination:
 5 + 1 = 6
Question 4.
 9 + 1 =
 Answer: 7
 Explination:
 9 + 1 = 7
Question 5.
 6 + 1 =
 Answer: 8
 Explination:
 6 + 1 = 8
Question 6.
 8 + 1 =
 Answer: 9
 Explination:
 8 + 1 = 9
Question 7.
 2 + 1 =
 Answer: 3
 Explination:
 2 + 1 =3
Question 8.
 7 + 1 =
 Answer: 8
 Explination:
 7 + 1 = 8
Question 9.
 1 + 7 =
 Answer: 8
 Explination:
 1 + 7 = 8
Question 10.
 1 + 9 =
 Answer: 10
 Explination:
 1 + 9 = 10
Question 11.
 1 + 6 =
 Answer: 7
 Explination:
 1 + 6 = 7
Question 12.
 2 + 2 =
 Answer: 4
 Explination:
 2 + 2 = 4
Question 13.
 3 + 2 =
 Answer: 5
 Explination:
 3 + 2 = 5
Question 14.
 4 + 2 =
 Answer: 6
 Explination:
 4 + 2 = 6
Question 15.
 8 + 2 =
 Answer: 10
 Explination:
 8 + 2 = 10
Question 16.
 5 + 2 =
 Answer: 7
 Explination:
 5 + 2 = 7
Question 17.
 6 + 2 =
 Answer: 8
 Explination:
 6 + 2 = 8
Question 18.
 7 + 2 =
 Answer: 9
 Explination:
 7 + 2 = 9
Question 19.
 2 + 7 =
 Answer: 9
 Explination:
 2 + 7 = 9
Question 20.
 2 + 8 =
 Answer: 10
 Explination:
 2 + 8 = 10
Question 21.
 2 + 5 =
 Answer: 7
 Explination:
 2 + 5 = 7
Question 22.
 2 + 6 =
 Answer: 8
 Explination:
 2 + 6 = 8
Question 23.
 1 + 2 =
 Answer: 3
 Explination:
 1 + 2 = 3
Question 24.
 3 + 6 =
 Answer: 9
 Explination:
 3 + 6 = 9
Question 25.
 1 + 8 =
 Answer: 9
 Explination:
 1 + 8 = 9
Question 26.
 2 + 3 =
 Answer: 5
 Explination:
 2 + 3 = 5
Question 27.
 1 + 4 =
 Answer: 5
 Explination:
 1 + 4 = 5
Question 28.
 2 + 4 =
 Answer: 6
 Explination:
 2 + 4 = 6
Question 29.
 1 + 3 =
 Answer: 4
 Explination:
 1 + 3 = 4
Question 30.
 1 + 5 =
 Answer: 6
 Explination:
 1 + 5 = 6
Question 31.
 3 + 3 =
 Answer: 6
 Explination:
 3 + 3 = 6
Question 32.
 4 + 3 =
 Answer: 7
 Explination:
 4 + 3 = 7
Question 33.
 5 + 3 =
 Answer: 8
 Explination:
 5 + 3 = 8
Question 34.
 6 + 3 =
 Answer: 9
 Explination:
 6 + 3 = 9
Question 35.
 7 + 3 =
 Answer: 10
 Explination:
 7 + 3 =10
Question 36.
 3 + 7 =
 Answer: 10
 Explination:
 3 + 7 = 10
Question 37.
 3 + 4 =
 Answer: 7
 Explination:
 3 + 4 = 7
Question 38.
 3 + 5 =
 Answer: 8
 Explination:
 3 + 5 = 8
Question 39.
 4 + 4 =
 Answer: 8
 Explination:
 4 + 4 = 8
Question 40.
 5 + 4 =
 Answer: 9
 Explination:
 5 + 4 = 9
Question 41.
 6 + 4 =
 Answer: 10
 Explination:
 6 + 4 = 10
Question 42.
 4 + 6 =
 Answer: 10
 Explination:
 4 + 6 = 10
Question 43.
 4 + 5 =
 Answer: 9
 Explination:
 4 + 5 = 9
Question 44.
 5 + 5 =
 Answer: 10
 Explination:
 5 + 5 = 10
B
 Addition
 
Question 1.
 2 + 1 =
 Answer: 3
 Explination:
 2 + 1 = 3
Question 2.
 3 + 1 =
 Answer: 4
 Explination:
 3 + 1 = 4
Question 3.
 4 + 1 =
 Answer: 5
 Explination:
 4 + 1 = 5
Question 4.
 8 + 1 =
 Answer: 9
 Explination:
 8 + 1 = 9
Question 5.
 5 + 1 =
 Answer: 6
 Explination:
 5 + 1 = 6
Question 6.
 7 + 1 =
 Answer: 8
 Explination:
 7 + 1 = 8
Question 7.
 9 + 1 =
 Answer: 10
 Explination:
 9 + 1 = 10
Question 8.
 6 + 1 =
 Answer: 7
 Explination:
 6 + 1 = 7
Question 9.
 1 + 6 =
 Answer: 7
 Explination:
 1 + 6 = 7
Question 10.
 1 + 9 =
 Answer: 10
 Explination:
 1 + 9 = 10
Question 11.
 1 + 7 =
 Answer: 8
 Explination:
 1 + 7 = 8
Question 12.
 2 + 2 =
 Answer: 4
 Explination:
 2 + 2 = 4
Question 13.
 3 + 2 =
 Answer: 5
 Explination:
 3 + 2 = 5
Question 14.
 4 + 2 =
 Answer: 6
 Explination:
 4 + 2 = 6
Question 15.
 7 + 2 =
 Answer: 9
 Explination:
 7 + 2 = 9
Question 16.
 5 + 2 =
 Answer: 7
 Explination:
 5 + 2 = 7
Question 17.
 8 + 2 =
 Answer:10
 Explination:
 8 + 2 = 10
Question 18.
 6 + 2 =
 Answer: 8
 Explination:
 6 + 2 = 8
Question 19.
 2 + 6 =
 Answer: 8
 Explination:
 2 + 6 = 8
Question 20.
 2 + 8 =
 Answer: 10
 Explination:
 2 + 8 = 10
Question 21.
 2 + 5 =
 Answer: 7
 Explination:
 2 + 5 = 7
Question 22.
 2 + 7 =
 Answer: 9
 Explination:
 2 + 7 = 9
Question 23.
 1 + 8 =
 Answer: 9
 Explination:
 1 + 8 = 9
 Question 24.
 3 + 7 =
 Answer: 10
 Explination:
 3 + 7 = 10
Question 25.
 1 + 5 =
 Answer: 6
 Explination:
 1 + 5 = 6
Question 26.
 2 + 4 =
 Answer: 6
 Explination:
 2 + 4 = 6
Question 27.
 1 + 4 =
 Answer: 5
 Explination:
 1 + 4 = 5
Question 28.
 2 + 3 =
 Answer: 5
 Explination:
 2 + 3 = 5
Question 29.
 1 + 3 =
 Answer: 4
 Explination:
 1 + 3 = 4
Question 30.
 1 + 2 =
 Answer: 3
 Explination:
 1 + 2 = 3
Question 31.
 3 + 3 =
 Answer: 6
 Explination:
 3 + 3 = 6
Question 32.
 4 + 3 =
 Answer: 7
 Explination:
 4 + 3 = 7
Question 33.
 5 + 3 =
 Answer: 8
 Explination:
 5 + 3 = 8
Question 34.
 7 + 3 =
 Answer: 10
 Explination:
 7 + 3 = 10
Question 35.
 6 + 3 =
 Answer: 9
 Explination:
 6 + 3 = 9
Question 36.
 3 + 6 =
 Answer: 9
 Explination:
 3 + 6 = 9
Question 37.
 3 + 5 =
 Answer: 8
 Explination:
 3 + 5 = 8
Question 38.
 3 + 4 =
 Answer: 7
 Explination:
 3 + 4 = 7
Question 39.
 4 + 4 =
 Answer: 8
 Explination:
 4 + 4 = 8
Question 40.
 5 + 4 =
 Answer: 9
 Explination:
 5 + 4 = 9
Question 41.
 6 + 4 =
 Answer: 10
 Explination:
 6 + 4 = 10
Question 42.
 4 + 6 =
 Answer: 10
 Explination:
 4 + 6 = 10
Question 43.
 4 + 5 =
 Answer: 9
 Explination:
 4 + 5 = 9
Question 44.
 5 + 5 =
 Answer: 10
 Explination:
 5 + 5 = 10
Eureka Math Grade 1 Module 1 Lesson 33 Problem Set Answer Key
Cross off, when needed, to subtract.
Question 1.
 ![]()
 6 – 1 = ___
 Answer:
 6 – 1 = 5
 ![]()
Question 2.
 ![]()
 6 – 0 = ___
 Answer:
 6 – 0 =6
 ![]()
If you want, make a 5-group drawing for each problem like the ones above. Show the subtraction.
Question 3.
7 – 1 = __
 Answer: 6
 Explination:
 7 – 1 = 6
Question 4.
7 – 0 = ___
 Answer:7
 Explination:
 7 – 0 = 7
Question 5.
10 – 1 = ___
 Answer:9
 Explination:
 10-1=9
Question 6.
10 – 0 = ___
 Answer:10
 Explination:
 10-0=10
Question 7.
8 – 1 = ___
 Answer:7
 Explination:
 8-1=7
Question 8.
7 – 0 = ______
 Answer:7
 Explination:
 7 – 0 = 7
Question 9.
9 – 1 = ___
 Answer: 8
 Explination:
 9 – 1 = 8
Question 10.
9 – 0 = ___
 Answer: 9
 Explination:
 9 – 0 = 9
Cross off, when needed, to subtract.
Question 11.
 ![]()
 6 – 1 = ___
 Answer: 6 – 1 = 5
 ![]()
Question 12.
 
 8 – 1 = __
 Answer: 8 – 1 = 7
 
Question 13.
 
 9 – 0 = __
 Answer: 9 – 0 = 9
 
Subtract.
Question 14.
 7 – 1 = ___
 Answer:6
 Explination:
 7-1=6
Question 15.
 8 – 0 = ___
 Answer:8
 Explination:
 8 – 0=8
Question 16.
 9 – 1 = ___
 Answer: 8
 Explination:
 9-1=8
Question 17.
 Fill in the missing number. Visualize your 5-groups to help you.
 a. 6 – 0 = ___
b. 6 – 1 = ___
c. 7 – ___ = 7
d. 7 – 1 = ___
e. 8 – 0 = ___
f. 8 – ___ = 7
g. 9 – ___ = 9
h. 9 – 1 = ___
i. 10 – ___ = 10
j. 10 – ___ = 9
 Answer:
a. 6 – 0 = 6
b. 6 – 1 = 5
c. 7 – 0 = 7
d. 7 – 1 = 6
e. 8 – 0 = 8
f. 8 – 1 = 7
g. 9 – 0 = 9
h. 9 – 1 = 8
i. 10 – 0 = 10
j. 10 – 1 = 9
Eureka Math Grade 1 Module 1 Lesson 33 Exit Ticket Answer Key
Complete the number sentences. If you want, use 5-group drawings to show the subtraction.
Question 1.
9 – 1 = __
 Answer: 8
 Explination:
 9 – 1 = 8
Question 2.
 8 = ___ – 0
 Answer: 8
 Explination:
 8 = 8 – 0
Question 3.
 8 = __ – 1
 Answer: 9
 Explination:
 8 = 9 – 1
Question 4.
 10 = 10 – __
 Answer: 0
 Explination:
 10 = 10 – 0
Eureka Math Grade 1 Module 1 Lesson 33 Homework Answer Key
Show the subtraction. If you want, use a 5-group drawing for each problem.
Question 1.
 9 – 1 = ___
 Answer: 8
 Explination:
 9-1=8
Question 2.
9 – 0 = _____
 Answer: 9
 Explination:
 9-0=9
Question 3.
 6 – ___ = 6
 Answer: 6
 Explination:
 6-0=6
Question 4.
 6 = 7 – ____
 Answer: 1
 Explination:
 6=7-1
Show the subtraction. If you want, use a 5-group drawing like the model for each problem.
Question 5.
9 – ___ = 9
 Answer: 0
 Explination:
 9-0=9
Question 6.
8 = 8 – ____
 Answer:0
 Explination:
 8=8-0
Question 7.
10 – ___ = 9
 Answer: 1
 Explination:
 10-1=9
Question 8.
7 – ___ = 7
 Answer: 0
 Explination:
 7 -0 = 7
Write the subtraction number sentence to match the 5-group drawing.
Question 9.
 
 ___ – ___ = ___
 Answer:
 6 – 1 = 5
Question 10.
 ![]()
 __ – ___ = ___
 Answer:
 7 – 0 = 7
Question 11.
 ![]()
 ___ – ___ = ___
 Answer:
 8 – 1 = 8
Question 12.
 
 ___ – ___ = ___
 Answer:
 9 – 0 = 9
Question 13.
 
 ___ – ___ = ___
 Answer:
 8 -1 =7
Question 14.
 Fill in the missing number. Visualize your 5-groups to help you.
 a. 7 – ___ = 6
b. 0 = 7 – ____
c. 8 – ___ = 7
d. 6 – ___ = 5
e. 8 = 9 – ____
f. 9 = 10 – ____
g. 10 – ___ = 10
h. 9 – ___ = 8
 Answer:
 a. 7 –1 = 6
b. 0 = 7 – 0
c. 8 –1= 7
d. 6 – 1= 5
e. 8 = 9 – 1
f. 9 = 10 – 1
g. 10 – 0 = 10
h. 9 – 1 = 8