Round and Add or Subtract
Vocabulary
Subtract Across Zeros
Find the Value
What Number Am I?
100
38-25
What is 20?
100
the answer to an addition problem
What is a sum?
100
500-98=
What is 402?
100
the 5 in 567
What is 500?
100
5 tens 7 ones
What is 507?
200
368 + 459
What is 900?
200
the answer to a subtraction problem
What is the difference?
200
6,004 - 234
What is 5,770?
200
of the 9 in 98,700?
What is 90,000?
200
I am the only odd single digit greater than 8
What is 9?
300
5,008 + 7, 345
What is 12,000?
300
the numbers you add together
What are addends?
300
600,000 - 236 =
What is 599,764?
300
the 8 in 5,980
What is 80?
300
1 hundred 15 tens 5 ones
What is 255?
400
5,678 - 1,234
What is 5,000?
400
the property of addition which deals with how numbers are grouped
What is the associative property?
400
10,000-675=
What is 9,325?
400
the 4 in 4,000,987
What is 4,000,000?
400
9 tens 11 ones
What is 101?
500
90,435 - 564
What is 89,400?
500
the property of addition which states that the addends can be switched and the sum will be the same.
What is the commutative property of addition?
500
9,000,356-987
What is 8,999,369?
500
the 6 in 34,657?
What is 600?
500
100 thousands
What is 100,000?
M
e
n
u