Practicing the **Bridges in Mathematics Grade 2 Home Connection Answer Key Unit 1 Module 4** will help students analyze their knowledge of concepts.

## Bridges in Mathematics Grade 2 Home Connections Answer Key Unit 1 Module 4

**Bridges in Mathematics Grade 2 Home Connections Unit 1 Module 4 Session 2 Answer Key**

**More Story Problems**

A story problem gives you some facts and asks a question. For each problem:

- Underline the facts.
- Put a box around the question.
- Solve the problem and show your work.
- Write the answer on the line.

7 + 6 = 13

There were __13__ ladybugs in all.

Question 1.

There were 10 ladybugs sitting on a leaf. A bird came and chased 4 of them away. How many ladybugs were left?

_____ ladybugs were left.

Answer: 6 ladybugs were left.

Explanation: As given in the question, the data is

There were 10 ladybugs sitting on a leaf.

A bird came and chased 4 of them away.

Now, we will find out how many ladybugs were left.

So, the values are 10, 4

i.e., 10 – 4

Hence, the leftover ladybugs are 6.

Question 2.

There are 4 ladybugs on the leaf. How many legs in all? (Ladybugs have 6 legs.)

There are ____ legs in all.

Answer: There are 24 legs in all.

Explanation: As given in the question,

There are 4 ladybugs on the leaf.

Ecj ladybugs have 6 legs.

Now, we will find out how many legs there are in all.

So, the values are 4 and 6.

i.e., 6 x 4

Hence, the total number of ladybugs legs in all is 24.

Question 3.

There were 5 ladybugs on a leaf. Some more ladybugs came. Then there were 12 ladybugs on the leaf. How many ladybugs came?

____ ladybugs came.

Answer: 7 ladybugs came.

Explanation: Given the data in a question is,

There were 5 ladybugs on a leaf.

Some more ladybugs came.

Then there were 12 ladybugs on the leaf.

Now, we have to find out how many ladybugs came.

So, the values are 5, 12

i.e., 12 -5

Hence, 7 ladybugs came.

Question 4.

Mark has 3 dogs, 5 cats, and 8 fish. How many pets does he have in all? Show your work.

Mark has ____ pets in all.

Answer: Mark has 16 pets in all.

Explanation: Given the data is,

Mark has 3 dogs, 5 cats, and 8 fish.

Now, we will find out how many pets he has in all.

So, the values are 3, 5, and 8.

i.e, 3 + 5 + 8

Therefore, Mark has 16 pets in all.

Question 5.

**CHALLENGE** Here are two clues.

- Carly has 2 more nickels than dimes in her pocket.
- She has 40 cents.

How many nickels does Carly have? How many dimes does Carly have? Show your work.

Carly has ____ nickles. Carly has ____ dimes.

Answer: Carly has 2 nickles. Carly has 4 dimes.

Explanation: As given in the question the data is,

Carly has 2 more nickels than dimes in her pocket.

She has 40 cents.

Now, we will find out how many nickels and dimes Carly have.

We know that 1 nickel is 5 cents.

We know that 10 cents is 1 dime.

So, 4 dime = 4 x 10 = 40 cents.

Therefore, Carly has 2 nickels and 4 dimes.

**Bridges in Mathematics Grade 2 Home Connections Unit 1 Module 4 Session 4 Answer Key**

**Fact Strategy Practice**

Question 1.

Color the ten strips to match each addition problem. Write the answer.

ex

a.

Answer: The added value is 15.

The stripe is filled with colors up to 8 and another stripe is filled up to 7.

Explanation: Given the values and with 2 stripes.

The stripe is filled with colors up to 8 and another stripe is filled up to 7.

Now, we will find the sum value and fill the color up to the given values in a stripe.

So, the values are 7, 8

Hence, the sum value is 15.

b.

Answer: The sum value is 12.

The 2 stripes are filled with colors up to 6.

Explanation: Given the values and with 2 stripes.

Now, we will find the sum value and fill the color up to the given values in a stripe.

So, the values are 6, 6

i.e., 6 + 6

Hence, the sum value is 12.

c.

Answer: The final value is 13.

The stripe is filled with colors up to 6 and another stripe is filled up to 7.

Explanation: Given the values and with 2 stripes.

Now, we will find the sum value and fill the color up to the given values in a stripe.

So, the values are 6, 7

i.e., 6 + 7

d.

Answer: The sum value is 16.

The stripe is filled with colors up to 8 and another stripe is filled up to 8.

Explanation: Given the values and with 2 stripes.

Now, we will find the sum value and fill the color up to the given values in a stripe.

So, the values are 8, 8

i.e., 8 + 8

Therefore, the final value is 16.

e.

Answer: The sum value is 17.

The stripe is filled with colors up to 9 and another stripe is filled up to 8.

Explanation: Given the values and with 2 stripes.

Now, we will find the sum value and fill the color up to the given values in a stripe.

So, the values are 9, 8

Thus, the sum value is 17.

f.

Answer: The sum value is 18.

The stripe is filled with colors up to 9 and another stripe is filled up to 9.

Explanation: Given the values and with 2 stripes.

Now, we will find the sum value and fill the color up to the given values in a stripe.

So, the values are 9, 9

Therefore, the sum value is 18.

g.

Answer: The sum value is 19.

The stripe is filled with colors up to 10 and another stripe is filled up to 9.

Explanation: Given the values and with 2 stripes.

Now, we will find the sum value and fill the color up to the given values in a stripe.

So, the values are 10, 9

i.e., 10 + 9

Hence, the sum value is 19.

Question 2.

Find each difference.

Answer: The difference between 10 and 5 is 5.

The difference between 11 and 5 is 6.

The difference between 8 and 4 is 4.

The difference between 9 and 4 is 5.

The difference between 6 and 3 is 3.

The difference between 7 and 3 is 4.

The difference between 4 and 2 is 2.

The difference between 14 and 7 is 7.

The difference between 15 and 7 is 8.

The difference between 12 and 6 is 6.

The difference between 13 and 6 is 7.

The difference between 16 and 8 is 8.

The difference between 17 and 8 is 9.

The difference between 18 and 9 is 9.

Explanation: In a question, some values are given.

Now, we will find the difference value of each given value.

So, the following are,

(i) The difference between 10 and 5 is,

i.e., 10 -5

So, the difference value is 5.

(ii) The difference between 11 and 5 is,

i.e., 11-5

Hence, the difference value is 6.

(iii) The difference between 8 and 4 is,

i.e., 8 – 4

Therefore, we get a difference value is 4.

(iv) The difference between 9 and 4 is,

i.e., 9 – 4

So, the difference value is 5.

(v) The difference between 6 and 3 is,

i.e., 6 – 3

After subtraction, we get the difference value is 3.

(vi) The difference between 7 and 3 is,

i.e., 7 – 3

Hence, the difference value is 4.

(vii) The difference between 4 and 2 is,

i.e., 4 – 2

Therefore, the difference value is 2.

(viii) The difference between 14 and 7 is,

i.e., 14 – 7

So, the difference value is 7.

(ix) The difference between 15 and 7 is,

i.e., 15 – 7

So, the difference value is 8.

(x) The difference between 12 and 6 is,

i.e., 12 – 6

Hence, the difference value is 6.

(xi) The difference between 13 and 6 is,

i.e., 13 – 6

Therefore, the difference value is 7.

(xii) The difference between 16 and 8 is,

i.e., 16 – 8

Hence, the difference value is 8.

(xiii) The difference between 17 and 8 is

i.e., 17 – 8

Hence, the difference value is 9.

(xiv) The difference between 18 and 9 is

i.e., 18 – 9

Hence, the difference value is 9.

Question 3.

Color the ten strips to match each addition problem. Write the answer.

ex

a.

Answer: The final value is 12.

The stripe is filled with colors up to 9 and another stripe is filled up to 3.

Explanation: Given the values and with 2 stripes.

Now, we will find the sum value and fill the color up to the given values in a stripe.

So, the values are 9, 3

Therefore, the sum value is 12.

b.

Answer: The sum value is 15.

The stripe is filled with colors up to 6 and another stripe is filled up to 9.

Explanation: Given the values and with 2 stripes.

Now, we will find the sum value and fill the color up to the given values in a stripe.

So, the values are 6, 9

Therefore, the sum value is 15.

c.

Answer: The final value is 18.

The stripe is filled with colors up to 10 and another stripe is filled up to 8.

Explanation: Given the values and with 2 stripes.

Now, we will find the sum value and fill the color up to the given values in a stripe.

So, the values are 10, 8

Thus, the sum value is 18.

d.

Answer: The sum value is 14.

The stripe is filled with colors up to 9 and another stripe is filled up to 5.

Explanation: Given the values and with 2 stripes.

Now, we will find the sum value and fill the color up to the given values in a stripe.

So, the values are 9, 5

Hence, the sum value is 14.

e.

Answer: The final value is 13.

The stripe is filled with colors up to 4 and another stripe is filled up to 9.

Explanation: Given the values and with 2 stripes.

Now, we will find the sum value and fill the color to the given values in a stripe.

So, the values are 4, 9

Thus, the final sum value is 13.

f.

Answer: The sum value is 17.

The stripe is filled with colors up to 9 and another stripe is filled up to 8.

Explanation: Given the values and with 2 stripes.

Now, we will find the sum value and fill the color up to the given values in a stripe.

So, the values are 9, 8

Hence, the sum value is 17.

g.

Answer: The sum value is 17.

The stripe is filled with colors up to 10 and another stripe is filled up to 7.

Explanation: Given the values and with 2 stripes.

Now, we will find the sum value and fill the color up to the given values in a stripe.

So, the values are 10, 7

Therefore, the final sum value is 17.

Question 4.

Find each difference.

Answer: The difference between 16 and 10 is 6.

The difference between 16 and 9 is 7.

The difference between 12 and 10 is 2.

The difference between 12 and 9 is 3.

The difference between 15 and 10 is 5.

The difference between 15 and 9 is 6.

The difference between 18 and 10 is 8.

The difference between 18 and 9 is 9.

The difference between 14 and 10 is 4.

The difference between 14 and 9 is 5.

The difference between 13 and 10 is 3.

The difference between 13 and 9 is 4.

The difference between 17 and 10 is 7.

The difference between 17 and 9 is 8.

Explanation: As given in the question, some values are given.

Now, we will find the difference value.

So, the following are the values,

(i) The difference between 16 and 10 is,

i.e., 16 – 10

Hence, the difference value is 6.

(ii) The difference between 16 and 9 is,

i.e., 16 – 9

Hence, the difference value is 7.

(iii) The difference between 12 and 10 is,

i.e., 12 – 10

Hence, the difference value is 2.

(iv) The difference between 12 and 9 is,

i.e., 12 – 9

Therefore, the difference value is 3.

(v) The difference between 15 and 10 is,

i.e., 15 – 10

Therefore, the difference value is 5.

(vi) The difference between 15 and 9 is,

i.e., 15 – 9

Hence, the difference value is 6.

(vii) The difference between 18 and 10 is

i.e., 18 – 10

Therefore, the difference value is 8.

(viii) The difference between 18 and 9 is,

i.e., 18 – 9

Hence, the difference value is 9.

(ix) The difference between 14 and 10 is,

i.e., 14 – 10

Hence, the difference value is 4.

(x) The difference between 14 and 9 is,

i.e., 14 – 9

Therefore, the difference value is 5.

(xi) The difference between 13 and 10 is,

i.e., 13 – 10

`

Hence, the difference value is 3.

(xii) The difference between 13 and 9 is,

i.e., 13 – 9

After subtraction, we get a difference value is 4.

(xiii) The difference between 17 and 10 is,

i.e., 17 – 10

Hence, the difference value is 7.

(xiv) The difference between 17 and 9 is

i.e., 17 – 9

So, the difference value is 8.