Bridges in Mathematics Grade 2 Home Connections Unit 2 Module 3 Answer Key

Practicing the Bridges in Mathematics Grade 2 Home Connection Answer Key Unit 2 Module 3 will help students analyze their knowledge of concepts.

Bridges in Mathematics Grade 2 Home Connections Answer Key Unit 2 Module 3

Bridges in Mathematics Grade 2 Home Connections Unit 2 Module 3 Session 1 Answer Key

Addition & Subtraction Practice

Question 1.
Complete the problems below.

a. Circle all the +2 facts in blue. Then find each sum.
Answer:
Circle the + 2 facts in a blue color and Calculate the given every sum of two numbers which are as shown below.

b. Circle all the +10 facts in red. Then find each sum.

Answer:
Circle the + 10 facts in a blue color and Calculate the given every sum of two numbers which are as shown below.

Question 2.
Complete the problems below.

a. Circle all the -2 facts in blue. Then find each difference.
Answer:
Circle the -2 facts in a blue color and then Perform the Difference between the numbers given which are as shown below.

b. Circle all the -10 facts in red. Then find each difference.

Answer:
Circle the -10 facts in a red color and then Perform the Difference between the numbers given which are as shown below.

Question 3.
True or false? Circle one.

a. 10 + 5 = 15 T F

b. 7 + 7 = 13 T F

c. 5 + 6 = 11 T F

d. 13 – 3 = 8 T F

e. 14 – 7 = 7 T F

f. 19 – 10 = 9 T F
Answer:

Show your work.

Question 4.
Neena bought 7 red apples, 8 green apples, and 3 yellow apples. Neena is 12 years old. How many apples did Neena buy?
Neena bought ____ apples.
Answer:
Number of Red Apples = 7
Number of green Apples = 8
Number of Yellow Apples = 3
Total Number of Apples = 7?
= 7 + 8 + 3
= 18
Therefore Neena bought 18 Apples.

Question 5.
Pedro had 15 dollars. He spent 9 dollars on a book. His friend had 12 dollars. How much money did Pedro have left?
Pedro had ____ dollars left.

Answer:
Number of dollars Pedro contain = 15
Number of dollars spent by Pedro = 9
Number of dollars Left with Pedro = ?
= 15 – 9
= 6

Question 6.
The gym teacher had 16 soccer balls. She had 14 footballs. She gave 8 of the soccer balls to the playground helper. How many soccer balls did she have left?

The gym teacher had ________ soccer balls left.
Answer:
Number of soccer balls with Gym teacher = 16
Number of soccer balls with Gym teacher = 8
Number of soccer balls left with Gym teacher = ?
= 16 – 8
= 8

Question 7.
CHALLENGE The ladybug ate 28 aphids in the morning. Then she took a nap on a leaf for 3 hours. She ate 34 aphids in the afternoon. How many aphids did she eat in all?
The ladybug ate _______ aphids in all.

Answer:
Number of aphids eaten by Ladybug in morning = 28
Number of aphids eaten by Ladybug in afternoon = 34
Total Number of aphids eaten by Ladybug in = ?
= 28 + 34
= 62.

Bridges in Mathematics Grade 2 Home Connections Unit 2 Module 3 Session 3 Answer Key

Tens & Time

Question 1.
Make Ten facts are pairs of numbers that add up to 10, like 5 + 5, 4 + 6, and 8 + 2.

a. Circle all the Make Ten facts in red. Then find each sum.
Answer:
Circle the Ten facts in a red color and Calculate the given every sum of two numbers which are as shown below.

b. Circle all the facts that are not Make Ten facts in blue. Then find each sum.

Answer:
Circle the ten facts in a blue color and Calculate the given every sum of two numbers which are as shown below.

Question 2.
Find each sum. Use the Make Ten facts to help.
ex

a. 2 + 9 + 1 + 6 = _____
Given numbers 2 + 9 + 1 + 6 are added by making the ten facts and the result obtained is 18 as shown below.

c. 3 + 7 + 4 + 6 = _______
Answer:
Given numbers 3 + 7 + 4 + 6 are added by making the ten facts and the result obtained is 20 as shown below.

e. 6 + 5 + 5 + 9 + 1 = ______
Answer:
Given numbers 6 + 5 + 5 + 9 + 1 are added by making the ten facts and the result obtained is 26 as shown below.

ex

b. 3 + 4 + 8 + 2 = _____
Answer:
Given numbers 3 + 4 + 8 + 2 are added by making the ten facts and the result obtained is 17 as shown below.

d. 3 + 3 + 5 + 5 = ____
Answer:
Given numbers 3 + 3 + 5 + 5 are added by making the ten facts and the result obtained is 16 as shown below.

f. 7 + 2 + 3 + 7 + 1 = ____
Answer:
Given numbers 7 + 2 + 3 + 7 + 1 are added by making the ten facts and the result obtained is 20 as shown below.

Time Problems

We use the abbreviations a.m. and p.m. (or with capital letters as A.M. and P.M.).
People often say that times in the a.m. are morning times, but a.m. really indicates any time between midnight and noon.
People often say that times in the p.m. are times in the afternoon or night. But p.m. really indicates any time between noon and midnight.
When it’s 3:00 a.m., it is so early in the morning that it’s not even light yet. Most people are asleep. When it’s 3:00 p.m. in the afternoon, that’s just about the time school gets out. Most people are awake at 3:00 p.m.

Question 3.
Circle the time that people would probably do each of these things on a school day.
s
Answer:
People perform the particular activities given image are circled according to the duration a.m. or p.m. on a school day as shown below.

Question 4.
On another piece of paper, draw a picture of something you do at 10:00 a.m. on a school day.
Answer:
A picture where students perform prayer at 10.00 a.m. on a school day as shown below.

Bridges in Mathematics Grade 2 Home Connections Unit 2 Module 3 Session 5 Answer Key

Facts & Numbers

Question 1.
Complete the problems below.

a. Circle all the Doubles facts (e.g., 10 + 10) in blue. Then find each sum.
Answer:
Circle the Double facts in a blue color and Calculate the given every sum of two numbers which are as shown below.

b. Circle all the Doubles Plus or Then find each sum. Minus One facts (e.g., 4 + 5) in red.

Answer:
Circle the Double facts in a blue color and Calculate the given every sum of two numbers which are as shown below.

Question 2.
Complete the problems below.

a. Circle all the Half facts (e.g., 8 – 4) in blue. Then find each difference.
Answer:
Circle the Half facts in a blue color and Calculate the given Difference between the given two numbers which are as shown below.

b. Circle all the Take Away Ten facts in red. Then find each difference.

Answer:
Circle the Ten away facts in a red color and Calculate the given Difference between the given two numbers which are as shown below.

Question 3.
True or false? Circle one.

a. 6 + 7 = 13 T F

b. 9 + 8 = 17 T F

c. 5 + 5 = 9 T F

d. 14 – 7 = 8 T F

e. 16 – 8 = 10 T F

f. 12 – 6 = 6 T F
Answer:

Question 4.
Trace the numerals and the words.

Answer:

Question 5.
Write words to label each set of base ten pieces with the correct number.

ex
ninety-four

a. _______________

Answer:
69- Sixty Nine
As per the Given Diagram,
Number of tens =  6
Number of ones  = 9

b. _______________

Answer:
47 – Forty Seven
As per the Given Diagram,
Number of tens =  4
Number of ones  = 7

c. _______________

Answer:
169- one Sixty Nine
As per the Given Diagram,
Number of hundreds = 1
Number of tens =  6
Number of ones  = 9

Bridges in Mathematics Grade 2 Home Connections Unit 2 Module 3 Session 7 Answer Key

Make Tens

Question 1.
Make Ten facts are pairs of numbers that add up to 10, like 9 + 1, 4 + 6, and 3 + 7.

a. Circle all the Make Ten facts in red. Then find each sum.
Answer:
Circle the Ten facts in a red color and Calculate the sum of given two numbers which are as shown below.

b. Circle all the facts that are not Make Ten facts in blue. Then find each sum.

Answer:
Circle the facts that are not Ten facts in a blue color and Calculate the sum of given two numbers which are as shown below.

Question 2.
Find each sum. Use the Make Ten facts to help.
ex

a.
3 + 7 + 9 + 1 = _____
Answer:
Given numbers 3 + 7 + 9 + 1 are added by making the ten facts and the result obtained is 20 as shown below.

c.
9 + 5 + 5 + 3 + 7 = _____
Answer:
Given numbers 9 + 5 + 5 + 3 + 7  are added by making the ten facts and the result obtained is 29 as shown below.

ex

b. 2 + 6 + 4 + 2 = ____
Answer:
Given numbers 2 + 6 + 4 + 2  are added by making the ten facts and the result obtained is 14 as shown below.

d. 8 + 2 + 5 + 2 + 5 = ____
Answer:
Given numbers 8 + 2 + 5 + 2 + 5  are added by making the ten facts and the result obtained is 14 as shown below.

Question 3.
Find each difference.
10 – 6 = ____ 10 – 8 = ____ 10 – 5 = ____ 10 – 3 = ______
10 – 9 = ____ 10 – 1 = ____ 10 – 4 = ____ 10 – 2 = ______
Answer:
Subtract 6 from 10 and get the result as 4.Then place 4 in the given missing blank.
Subtract 8 from 10 and get the result as 2.Then place 2 in the given missing blank.
Subtract 5 from 10 and get the result as 5.Then place 5 in the given missing blank.
Subtract 3 from 10 and get the result as 7.Then place 7 in the given missing blank.
Subtract 9 from 10 and get the result as 1.Then place 1 in the given missing blank.
Subtract 1 from 10 and get the result as 9.Then place 9 in the given missing blank.
Subtract 4 from 10 and get the result as 6.Then place 6 in the given missing blank.
Subtract 2 from 10 and get the result as 8.Then place 8 in the given missing blank.
10 – 6 = 4  10 – 8 = 2 10 – 5 = 5 10 – 3 = 7
10 – 9 = 1 10 – 1 = 9 10 – 4 = 6 10 – 2 = 8

Number Line Problems

DJ Hopper says you can use what you know about Making Tens to help subtract.
If the fact is 15 – 9, you can think about making a ten (9 + 1 = 10) and then adding 5 more to get to 15. DJ likes to show his work on the number line, like this.
15 – 9 = 6

Question 1.
Make hops on the number line and label them to solve subtraction problems.
ex 14 – 8 = 6

a. 13 – 7 = _____

Answer:
When 7 is subtracted from 13, the result obtained is 6 and the hoppers are placed on the number as shown below.

b. 15 – 7 = ____

Answer:
When 7 is subtracted from 15, the result obtained is 8 and the hoppers are placed on the number as shown below.

c.
12 – 8 = _____

Answer:
When 8 is subtracted from 12, the result obtained is 4 and the hoppers are placed on the number as shown below.