We included HMH Into Math Grade 2 Answer Key PDF Module 16 Three-Digit Addition to make students experts in learning maths.

Event Organizer

If you enjoy working with people and taking on challenges, you might like being an event organizer! Event organizers plan events such as parties, weddings, and shows. They keep track of how many people will come. They know how much everything from food to transportation will cost.

Compare the numbers on the whiteboard in the picture. Talk about why each number is different. Learning Mindset Challenge Me Accepts Challenges Some things are easy to do or learn. Some things are more difficult and can be challenging. When we accept a challenge, we know that it might not be easy. But, we often learn that it is worth the hard work.

Reflect

Question 1.
Look at the event planner’s whiteboard. How many people does the event planner think will come? How many invitations are there? Why do you think that the numbers are different?
350 people that
the event planner think will come
There are 400 invitations.
some people may come or not come.

Question 2.
Did you accept the challenge of comparing the three-digit numbers? Why or why not?
400 – 350 = 50
comparing is little tough in 3 digit numbers.

Let’s Find the Sums!

Claudio drew these shapes with numbers in them. Find the sum of the numbers inside the triangle.
_________ + _________ = _________
Find the sum of the numbers inside the square.
_________ + _________ = _________
Find the sum of the numbers inside the shapes.
_________ + _________ + _________ = _________
47 + 11 = 58
in the triangle.
11 + 38 = 49
inside the square
47 + 11 + 38 = 96
the sum of the numbers inside the shapes.

Turn and Talk

How did you find the sum of all three two-digit numbers?
then tens
if there is any regrouping we regroup and

Complete these problems to review prior concepts and skills you will need for this module.

Represent Addition: Two-Digit and One-Digit Numbers

Question 1.
London has 9 comic books and 33 chapter books. How many books does London have?
Equation: _____________
London has __________ books.
London has 42 books
Explanation:
London has 9 comic books
and 33 chapter books.
33 + 9 = 42
42 books that London have

Hundreds, Tens, and Ones

Write the number.

Question 2.  Explanation:
1 stick represent 10 ones
and 1 cube represent 1 ones
100 + 5 = 105

Question 3.  Explanation:
1 stick represent 10 ones
and 1 cube represent 1 ones
100 + 10 + 4 = 114

Question 4.  Explanation:
The sum of two digit numbers
52 + 36 = 88

Question 5.  