Rounding
What is 17 rounded to the nearest ten?
20
What is 19-6?
13
What is 10+13?
23
What place is the 2 in in the number 42?
The ones
What is the result of an addition problem called?
The sum
Round 384 to the nearest ten
390
Subtract 39 and 27
12
Add 142+100
242
In the number 45 what place is the 4 in?
The tens
What is an addend?
The numbers you add in an addition problem.
If you round 721 to the nearest ten what do you get?
720
Find the difference between 805 and 278
527
What is the sum of 305 and 217?
522
What is the value of the 4 in the number 924?
4 ones
What is the operation where you take away numbers?
Subtraction
What is 483 rounded to the nearest hundred?
500
What is 625-489?
136
What is the sum of the 234+976
1210
What is the value of the 7 in the number 794?
7 hundreds
What are you left with after a subtraction problem?
The difference
What is 1648 rounded to the nearest hundred?
1600
Subtract 456 from 1000
544
Add 349+120+5
474
What is the place value of the 3 in the number 3,952?
Thousands
Define what a sum is
The answer to an addition problem