## Engage NY Eureka Math 2nd Grade Module 7 Lesson 16 Answer Key

### Eureka Math Grade 2 Module 7 Lesson 16 Sprint Answer Key

A. Adding and Subtracting by 3

Question 1.

0 + 3 =

Answer:

0 + 3 = 3

Explanation:

Adding any number to zero gives the sum the number itself.

0 + 3 = 3.

Question 2.

3 + 3 =

Answer:

3 + 3 = 6

Question 3.

6 + 3 =

Answer:

6 + 3 = 9

Question 4.

9 + 3 =

Answer:

9 + 3 = 12

Explanation:

Adding 9 and 3 gives the sum 12.

Here 1 is carried to the tens place and 2 is represented in the ones place.

Sum = 12.

Question 5.

12 + 3 =

Answer:

12 + 3 = 15

Question 6.

15 + 3 =

Answer:

15 + 3 = 18

Question 7.

18 + 3 =

Answer:

18 + 3 = 21

Question 8.

21 + 3 =

Answer:

21 + 3 = 24

Question 9.

24 + 3 =

Answer:

24 + 3 = 27

Question 10.

27 + 3 =

Answer:

27 + 3 = 30

Question 11.

30 â€“ 3 =

Answer:

30 – 3 = 27

Question 12.

27 â€“ 3 =

Answer:

27 – 3 = 24

Question 13.

24 â€“ 3 =

Answer:

24 – 3 = 21

Question 14.

21 â€“ 3 =

Answer:

21 – 3 = 18

Question 15.

18 â€“ 3 =

Answer:

18 – 3 = 15

Question 16.

15 â€“ 3 =

Answer:

15 – 3 = 12

Question 17.

12 â€“ 3 =

Answer:

12 – 3 = 9

Question 18.

9 â€“ 3 =

Answer:

9 – 3 = 6

Question 19.

6 â€“ 3 =

Answer:

6 – 3 = 3

Question 20.

3 â€“ 3 =

Answer:

3 – 3 = 0

Question 21.

3 + 0 =

Answer:

3 + 0 = 3

Question 22.

3 + 3 =

Answer:

3 + 3 = 6

Question 23.

6 + 3 =

Answer:

6 + 3 = 9

Question 24.

9 + 3 =

Answer:

9 + 3 = 12

Question 25.

12 + 3 =

Answer:

12 + 3 = 15

Question 26.

15 + 3 =

Answer:

15 + 3 = 18

Question 27.

18 + 3 =

Answer:

18 + 3 = 21

Question 28.

21 + 3 =

Answer:

21 + 3 = 24

Question 29.

24 + 3 =

Answer:

24 + 3 = 27

Question 30.

27 + 3 =

Answer:

27 + 3 = 30

Question 31.

0 + 33 =

Answer:

0 + 33 = 33

Question 32.

33 + 33 =

Answer:

33 + 33 = 66

Explanation:

Given Two 2 digit numbers.

Adding two 2 digit number we add the ones place first and then the tens place.

ones place = 3+3 = 6, ten place = 3 + 3 = 6.

Sum = 66.

Question 33.

66 + 33 =

Answer:

66 + 33 = 99

Question 34.

33 + 66 =

Answer:

33 + 66 = 99

Question 35.

99 â€“ 33 =

Answer:

99 – 33 = 66

Question 36.

66 â€“ 33 =

Answer:

66 – 33 = 33

Question 37.

999 â€“ 333 =

Answer:

999 – 333 = 666

Explanation:

Here a 3 digit number is subtracted from a 3 digit number.

First ones places are subtracted then tens place and then hundreds place.

9 – 3 = 6, 9 – 3 = 6, 9 – 3 = 6

Difference = 666.

Question 38.

33 â€“ 33 =

Answer:

33 – 33 = 0

Question 39.

33 + 0 =

Answer:

33 + 0 = 33

Question 40.

30 + 3 =

Answer:

30 + 3 = 33

Question 41.

33 + 3 =

Answer:

33 + 3 = 36

Question 42.

36 + 3 =

Answer:

36 + 3 = 39

Question 43.

63 + 33 =

Answer:

63 + 33 = 96

Question 44.

63 + 36 =

Answer:

63 + 36 = 99.

Explanation:

Given Two 2 digit numbers.

Adding two 2 digit numbers 63 , 36 we add the ones place first and then the tens place.

ones place = 3+6 =9 , ten place = 6+ 3 = 9.

Sum = 99.

B. Adding and Subtracting by 3

Question 1.

3 + 0 =

Answer:

3 + 0 = 3

Question 2.

3 + 3 =

Answer:

3 + 3 = 6

Question 3.

3 + 6 =

Answer:

3 + 6 = 9

Question 4.

3 + 9 =

Answer:

3 + 9 = 12

Question 5.

3 + 12 =

Answer:

3 + 12 = 15

Question 6.

3 + 15 =

Answer:

3 + 15 = 18

Question 7.

3 + 18 =

Answer:

3 + 18 = 21

Question 8.

3 + 21 =

Answer:

3 + 21 = 24

Question 9.

3 + 24 =

Answer:

3 + 24 = 27

Question 10.

3 + 27 =

Answer:

3 + 27 = 30

Question 11.

30 â€“ 3 =

Answer:

30 – 3 = 27

Explanation:

Subtracting a one digit number from a two digit number.first subtract ones places 0 – 3 since 0 is less than 3 we borrow 1 from the tens place and make 10 in the ones place. 10 – 3 = 7. Since we borrowed 1 from 3 tens place 3 will become 2.

difference is 27.

Question 12.

27 â€“ 3 =

Answer:

27 – 3 = 24

Question 13.

24 â€“ 3 =

Answer:

24 – 3 = 21

Question 14.

21 â€“ 3 =

Answer:

21 – 3 = 18

Question 15.

18 â€“ 3 =

Answer:

18 – 3 = 15

Question 16.

15 â€“ 3 =

Answer:

15 – 3 = 12

Question 17.

12 â€“ 3 =

Answer:

12 – 3 = 9

Question 18.

9 â€“ 3 =

Answer:

9 – 3 = 6

Question 19.

6 â€“ 3 =

Answer:

6 – 3 = 3

Question 20.

3 â€“ 3 =

Answer:

3 – 3 = 0

Question 21.

0 + 3 =

Answer:

0 + 3 = 3

Question 22.

3 + 3 =

Answer:

3 + 3 = 6

Question 23.

6 + 3 =

Answer:

6 + 3 = 9

Question 24.

9 + 3 =

Answer:

9 + 3 = 12

Question 25.

12 + 3 =

Answer:

12 + 3 = 15

Question 26.

15 + 3 =

Answer:

15 + 3 = 18

Question 27.

18 + 3 =

Answer:

18 + 3 = 21

Question 28.

21 + 3 =

Answer:

21 + 3 = 24

Question 29.

24 + 3 =

Answer:

24 + 3 = 27

Question 30.

27 + 3 =

Answer:

27 + 3 = 30

Question 31.

0 + 33 =

Answer:

0 + 33 = 33

Question 32.

33 + 33 =

Answer:

33 + 33 = 66

Question 33.

33 + 66 =

Answer:

33 + 66 = 99

Question 34.

66 + 33 =

Answer:

66 + 33 = 99

Question 35.

99 â€“ 33 =

Answer:

99 – 33 = 66

Question 36.

66 â€“ 33 =

Answer:

66 – 33 = 33

Question 37.

999 â€“ 333 =

Answer:

999 – 333 = 666

Question 38.

33 â€“ 33 =

Answer:

33 – 33 = 0

Question 39.

33 + 0 =

Answer:

33 + 0 = 33

Question 40.

30 + 3 =

Answer:

30 + 3 = 33

Question 41.

33 + 3 =

Answer:

33 + 3 = 36

Question 42.

36 + 3 =

Answer:

36 + 3 = 39

Question 43.

36 + 33 =

Answer:

36 + 33 = 69

Question 44.

36 + 63 =

Answer:

36 + 63 = 99.

### Eureka Math Grade 2 Module 7 Lesson 16 Recording Sheet Answer Key

Center 1:

Measure and Compare Shin Lengths

Choose a measuring unit to measure the shins of everyone in your group. Measure from the top of the foot to the bottom of the knee.

Question 1.

I chose to measure using _______. Record the results in the table below. Include the units.

Name | Length of Shin |

Answer:

Name | Length of Shin |

Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Sai | Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â 1 foot – 12 inches |

Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Harsha | Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â 10 inches |

Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Kelvin | Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â 10.5 inches |

Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Sowmya | Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â 9 inches |

Â Â Â Â Â Â Â Â Â Â Â Â Â Â Komal | Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â 11 inches |

Â Â Â Â Â Â Â Â Â Â Â Â Â Â Kunal | Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â 11.5 inches |

Question 2:

What is the difference in length between the longest and shortest shins? Write a number sentence and statement to show the difference between the two lengths.

Answer:

Length of the longest shinsÂ = 12 inches

Length of the shortest shins = 9 inches

Difference between the longest and the shortest shins = 12 – 9 = 3 inches.

12 in – 9 in = 3 inches.

Difference is 3 inches.

Center 2:

Compare Lengths to a Yardstick

Fill in your estimate for each object using the words more than, less than, or about the same length as. Then, measure each object with a yardstick, and record the measurement on the chart.

Question 1.

The length of a book is ______ the yardstick.

Answer:

The length of a book isÂ **less than **the yardstick.

Question 2.

The height of the door is ______ the yardstick.

Answer:

The height of the door is **__more than____** the yardstick

Question 3.

The length of a student desk is ______ the yardstick.

Answer:

The length of a student desk is _**_same length as**____ the yardstick.

Object | Measurement |

Length of book | Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â less than yard 25 cm – 0.27 yards |

Height of door | Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â more than yard – 2 yards |

Length of student desk | Â Â Â Â Â Â Â Â Â Â Â Â Â Â same length as yard – 1.2 yard |

Question 4:

What is the length of 4 student desks pushed together with no gaps in between? Use the RDW process to solve on the back of this paper.

Answer:

Center 3:

Choose the Units to Measure Objects.

Question 1.

Name 4 objects in the classroom. Circle which unit you would use to measure each item, and record the measurement in the chart.

Object | Length of the Object |

inches/feet/yards | |

inches/feet/yards | |

inches/feet/yards | |

inches/feet/yards |

Answer:

Question 2.

Billy measures his pencil. He tells his teacher it is 7 feet long. Use the back of this paper to explain how you know that Billy is incorrect and how he can change his answer to be correct.

Answer:

Center 4:

Find Benchmarks.

Question 1.

Look around the room to find 2 or 3 objects for each benchmark length. Write each object in the chart, and record the exact length.

Objects That Are About an Inch | Objects That Are About a Foot | Objects That Are About a Yard |

1. _____ inches | 1. _____ inches | 1. _____ inches |

2. _____ inches | 2. _____ inches | 2. _____ inches |

3. _____ inches | 3. _____ inches | 3. _____ inches |

Answer:

Center 5:

Choose a Tool to Measure

Question 1.

Circle the tool used to measure each object. Then, measure and record the length in the chart. Circle the unit.

Object | Measurement Tool |
Measurement |

Length of the rug | 12-inch ruler / yardstick | _______ inches/feet |

Textbook | 12-inch ruler / yardstick | _______ inches/feet |

Pencil | 12-inch ruler / yardstick | _______ inches/feet |

Length of the chalkboard | 12-inch ruler / yardstick | _______ inches/feet |

Pink eraser | 12-inch ruler / yardstick | _______ inches/feet |

Answer:

Question 2:

Seraâ€™s jump rope is the length of 6 textbooks. On the back of this paper, make a tape diagram to show the length of Seraâ€™s jump rope. Then, write a repeated addition sentence using the textbook measurement from the chart to find the length of Seraâ€™s jump rope.

Answer:

### Eureka Math Grade 2 Module 7 Lesson 16 Exit Ticket Answer Key

Question 1.

Circle the unit that would best measure each object.

Marker | inch / foot / yard |

Height of a car | inch / foot / yard |

Birthday card | inch / foot / yard |

Soccer field | inch / foot / yard |

Length of a computer screen | inch / foot / yard |

Height of a bunk bed | inch / foot / yard |

Answer:

### Eureka Math Grade 2 Module 7 Lesson 16 Homework Answer Key

Question 1.

Circle the unit that would best measure each object.

Height of a door | inch / foot / yard |

Textbook | inch / foot / yard |

Pencil | inch / foot / yard |

Length of a car | inch / foot / yard |

Length of your street | inch / foot / yard |

Paint brush | inch / foot / yard |

Answer:

Question 2.

Circle the correct estimate for each object.

a. The height of a flagpole is more than / less than/about the same as the length of a yardstick.

Answer:

The height of a flagpole is more thanÂ the length of a yardstick.

b. The width of a door is more than / less than/about the same as the length of a yardstick.

Answer:

The width of a door is about the same as the length of a yardstick.

c. The length of a laptop computer is more than / less than/about the same as the length of a 12-inch ruler.

Answer:

The length of a laptop computer is about the same asÂ the length of a 12-inch ruler.

d. The length of a cell phone is more than / less than/about the same as the length of a 12-inch ruler.

Answer:

The length of a cell phone is Â less thanÂ the length of a 12-inch ruler.

Question 3.

Name 3 objects in your classroom. Decide which unit you would use to measure that object. Record it in the chart in a full statement.

Object | Unit |

a. | I would use ______________ to measure the length of ________________________. |

b. | |

c. |

Answer:

Question 4.

Name 3 objects in your home. Decide which unit you would use to measure that object. Record it in the chart in a full statement.

Object |
Unit |

a. | I would use ______________ to measure the length of ________________________. |

b. | |

c. |

Answer: