Chapter 5 Flashcards
1
Q
Sum
A
The result of an addition problem
2
Q
Difference
A
A result of a subtraction problem
3
Q
Estimate
A
An approximate calculation or judgement of a value or number
4
Q
Inverse operation
A
Inverse operations are opposite operations that undo each other
5
Q
Round
A
To go up or down to make easier to add or subtract
