The answer when adding two or more addends. Example:
7 + 5 = 12
sum
100
Sarah made 12 cards for veterans. Dan made 18 cards for veterans. How many cards did Sarah and Dan make all together?
30 cards
100
Which number or numbers would be addends in the following number sentence?
4+15= 19
4 and 15
200
What is 459 rounded to the hundreds place?
500
200
459
+ 357
______
816
200
To replace a number with another number that tells about how many or how much.
round
200
Mike shot 24 hoops on Tuesday, 32 hoops on Wednesday and 16 hoops on Thursday. How many hoops did Mike shoot on Wednesday and Thursday?
48 hoops
200
Estimate the total number of points made in the football games for the following three weeks:
14 Game 1
27 Game 2
18 Game 3
60 points
300
What is 432 rounded to the tens place?
430
300
145+234+18=
397
300
Numbers can be grouped in any way and the sum will be the same.
Example:
(3 + 2) + 4 3+ (2+4)
5 + 4=9 3+ 6 =9
Associative Property of Addition
300
Mike shot 24 hoops on Tuesday, 32 hoops on Wednesday and 16 hoops on Thursday. About how many hoops did Mike shoot in all?
about 70 hoops
300
Which number sentence show the addition property of zero?
a. (2+3) + 5= 10 2 + (3+5)= 10
b. 6+0= 6
c. 5+8= 13 8+5= 13
b. the sum of 0 and any number is that number
400
What is the half way number between 200 and 300?
250
400
567
623
+248
_____
1,483
400
Numbers can be added in any order and the sum will be the same. Example: 5 +3 = 3 + 5
Commutative Property of Addition
400
Braden had 7 suckers, 6 candybars and 4 licorice ropes? Does Braden have enough candy to give all 16 students in Mrs. Peterson's class a piece of candy? Will he have any left over, if so, how many?
yes, 1 piece of candy left over
400
Fill in the missing ______ in the following number sentence:
What property of addition are you using?
(8+4) +5 = ___ + (4+5)
8, Associative Property of Addition
500
Round 349 to the tens and the hundreds.
350, 300
500
234 + 75 + 167 + 34=
510
500
To give a number or answer that tells about how many or how much.
Estimate
500
Braylyn picked 13 roses for the bouquet. Shelby picked 18 daisies for the bouquet. Madision picked 24 tulips for the bouquet. How many flowers did the girls pick in all?
55 flowers
500
Seth and Dawsyn were comparing their work. Seth said,
" 248 + 458 is about 700." Dawsyn said, " 248 + 458 is about 710." Who is correct? Explain your answer
They are both correct. Seth rounded the numbers to the hundreds place 200 + 500= 700, Dawsyn rounded to the tens place 250+460= 710