We included **H****MH Into Math Grade 1 Answer Key**** PDF** **Module 6 Lesson 2 Represent Both Addends Unknown Problems with Objects and Drawings** to make students experts in learning maths.

## HMH Into Math Grade 1 Module 6 Lesson 2 Answer Key Represent Both Addends Unknown Problems with Objects and Drawings

I Can solve word problems when both are unknown and represent the problem with objects, drawings, and equations.

**Spark Your Learning**

How can you represent the number of animal cards Liz could have?

Answer:

Explanation:

Liz has 9 animal cards

They are elephant cards and tiger cards

Liz could have 4 elephant cards and 5 tiger cards

The equation is 4 + 5 = 9 or

3 elephant cards and 6 tiger cards

The equation is 3 + 6 = 9

Therefore, these are different combinations of 9.

Read this problem aloud: Liz has 9 animal cards. They are elephant cards and tiger cards. How many of each animal card could she have? Children should share different combinations of numbers that add to 9.

**Build Understanding**

Raul and Jon have 14 books altogether. How many books could each boy have?

A. How can you show the problem and a possible answer?

Answer:

B. How can you use words to explain your answer?

C. How can you write an equation to prove your answer is correct?

Equation: _________

Explanation:

Raul and Jon have 14 books altogether

There are different combinations for 14

I made 2 combinations

The equations are 10 + 4 = 14 and 7 + 7 = 14

So, Raul and Jon could have 10 and 4 books each or

7 books each.

**Turn and Talk** What could be another answer for this problem?

Jill has 17 pieces of fruit. She has pears and kiwis. How many of each could she have?

Answer:

B. Write an equation to prove your answer is correct.

Equation: ____

Explanation:

Jill has 17 pieces of fruit

She has pears and kiwis

She could have 10 pears and 7 kiwis

The equation is 10 + 7 =17.

**Turn and Talk** How would your model change if Jill had 1 more pear?

Answer:

Explanation:

If Jill had i more pear then she could have 11 pears and 6 kiwis

The equation is 11 + 6 = 17.

**Check Understanding Math Board**

**Draw and write to solve the problem.**

Question 1.

Tristan has 16 fish. Some are goldfish and some are angelfish. How many of each could he have?

Equation: ____

____ goldfish and ___ angelfish

Answer:

Explanation:

Tristan has 16 fish

Some are goldfish and some are angelfish

Tristan could have 10 gold fish and 6 angelfish

The equation is 10 + 6 = 16

10 goldfish and 6 angelfish.

**On Your Own**

**Open Ended Write an equation to solve.**

Question 2.

Simon has 15 toy animals. He has giraffes and zebras. How many of each could he have? Draw to show your thinking.

Equation: ____

___ giraffes and ___ zebras

Answer:

Explanation:

Simon has 15 toy animals

He has giraffes and zebras

He could have 10 giraffes and 5 zebras

The equation would be 10 + 5 = 15

Therefore, Simon has 10 giraffes and 5 zebras.

Question 3.

Najja has 18 stickers. She has smiley face stickers and star stickers. How many of each could she have?

Equation: ____

___ smiley faces and ___ stars

Answer:

Explanation:

Najja has 18 stickers

She has smiley face stickers and star stickers

She could have 10 smiley face stickers and 8 star stickers

The equation is 10 + 8 = 18

Therefore, There are 10 smiley faces and 8 stars.

**I’m in a Learning Mindset!**

Who should I talk with to learn more about unknown addends?