Integer Practice Adding Subtracting Multiplying

Estimate the difference between 2,456 and 1,123 by rounding to the nearest thousand before subtracting.

• 1,000

• 1,500

• 2,000

• 2,500

Estimate the sum of 489 and 267 by rounding to the nearest hundred before adding.

• 700

• 750

• 800

• 850

........ are operations that undo each other. For example adding, and subtracting that same number.​ (a)  

• inverse operations

• counter example

• natural numbers

• algebraic expression

...... is the name for the set of whole numbers na their opposites.​ (a)  

• integers

• term

• variable

• opposite operations

• operations

• inequality

2 + (3 + 5) = (2 +3) + 5​ (a)   ​

• Associative property of addition

• Associative property of multiplication

• commutative property of addition

• distributive property of addition

1 x 5 = 5​ (a)  

• identity property of multiplication

• identity property of addition

• Distributive property

• Associative property of multiplication

12 x 30 = 30 x 12​ (a)  

• commutative property of multiplication

• identity property of multiplication

• Distributive property of multiplication

0 + 45 = 45​ (a)  

• identity property of addition

• Identity property of multiplication

• Commutative property of addition

• Distributive property of addition