Addition
Rounding
Properties of Addition
Fact Familes
Vocabulary
100
Add 56+23
What is 79
100
Round 35 to the nearest tens
What is 40
100
Which property of addition? (5+20)= (20+5)
What is Commutative Property
100
Finish the Fact Family: 14+7=21 7+14=21 ___-7=14 21-14=7
What is 21
100
The answer to an addition problem
What is a sum
200
Add 342+125
What is 467
200
Round 562 to the nearest hundreds
What is 600
200
Fill in the blanks: (___+ 16)= (____+8)
What is 8 & 16
200
Finish the Fact Family: 22+6= 28 6+22= 28 ___-___= ___-___=
What is 28-6=22 & 28-22=6
200
Two numbers added together
What are addends
300
Add 67+28
What is 95
300
Round 147 to the nearest tens
What is 150
300
Fill in the blank: (7+6)+8= 7+(6+____)
What is 8
300
Finish the Fact Family: 16+6= 22 6+16= 22 ___-___= ___-___=
What is 22-6=16 & 22-16=6
300
When adding a number to zero, you get that number
What is the Identity Property
400
Add 472+228
What is 700
400
Round 5, 212 to the nearest tens
What is 5, 210
400
Fill in the blank: ____+ 1,275= 1,275
What is 0
400
Create your own fact family on the whiteboard using the following numbers: 7, 4, 11
What is 7+4=11 4+7=11 11-4=7 11-7=4
400
The sum will be the same no matter the order of addends.
What is the Commutative Property
500
Add 283+ 341
What is 624
500
Round 3, 967 to the nearest hundreds
What is 4,000
500
Fill in the blanks: 7+(2+4)= (____+___)+4
What is 7 & 2
500
Choose 3 numbers and create a fact family on the whiteboard: 8, 16, 7, 15,
What is 8, 7, 15 8+7=15 7+8=15 15-7=8 15-8=7
500
It doesn't matter how you group the addends, you still get the same sum.
What is the Associative Property
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