Addition
Properties of Addition
Estimation
Hundred's Chart
Random
100
37+41=
78
100
What is the name of the property demonstrated here: 5 + 0 = 5
Identity or Zero Property
100
Estimate the sum of 78+89.
170
100
Use a hundred chart to add: 48+ 50
98
100
Ms. Herrion has 13 Justin Bieber CDs and 6 Miley Cirus CDs. How many does she have in all? Draw a picture to represent this problem & solve.
Your picture should have a question mark in the top bar, 13 in part of the bottom bar and 6 in the other part of the bottom bar. The answer is 19 CDs.
200
3,179+834=
4,013
200
Write two number sentences that show the Commutative Property.
5 + 3 = 3 + 5 OR something similar.
200
Estimate the sum of 92+74.
160
200
How can you add 44 + 29 by counting backwards on the hundred chart? Describe the steps.
Start at 44. Move down 3 rows to add thirty. Move left one space. You end up at 73.
200
Donique wears really cool jewelry! She has 23 bracelets and 19 necklaces. About how many pieces of jewelry does she have?
about 40 pieces of jewelry
300
What is a word or phrase you would find in a word problem that let's you know you should add?
total, sum, in all, altogether (any word from the poster is correct!)
300
What math symbol is used to show numbers that are "associated" together?
parentheses ( )
300
CJ read 15 hours last month. This month, CJ has read 28 hours. Estimate the number of hours he has read in the past two months.
about 50 hours
300
Write the steps to add 37 + 26 on a hundreds chart.
Start at 37. Go down 2 rows. Go right 3 spaces. Go down to the next row and count three more. You end at 63.
300
Temsia ate an apple for lunch. She also ate 2 tacos that were 150 calories each. How many calories did she eat for lunch? Can you solve this problem? If yes, solve it. If no, what information is missing?
No - we need to know how many calories there are for the apple.
400
What is the term for the answer to an addition problem?
Sum
400
There are two properties of addition demonstrated here. What are they? (7 + 8) + 0 = 7 + (8 + 0)
Associative and Identity (Zero) Property
400
Daniela has eaten 76 school lunches at Lakewood. Alagie has eaten 22 school lunches at Lakewood. About how many schools lunches have they eaten in all?
about 100 school lunches
400
Which direction do you go on the hundred's chart to add ten?
down
400
Jorge bought some Silly Bandz this summer. His mom gave him 12 more on the first day of school. How many Silly Bandz does he have in all? What information is needed to solve this problem?
We need to know how many Silly Bandz Jorge bought this summer.
500
What term is used for the numbers you add together in an addition problem?
Addends
500
Give two clever ways that you can remember the name of Addition Properties. Choose two from below. Identity Associative Commutative
The teacher will judge!
500
Ms. Herrion bought 1,457 pencils at the beginning of the year. At the end of the year, she bought 4,521 more. About how many pencils were bought during the school year? Round to the nearest hundred to estimate.
About 6,000
500
What direction do you go on the hundreds chart to subtract 10?
up
500
Davione loves to read! She has read 456 books in her whole life! How many more books does she need to read if she wants to be able to say she has read 1,000 books?
544 more books
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