Four Fundamental Operations 5

Round off to the nearest tens; 452

• 450

• 452

• 400

• 460

Round off to the nearest thousands; 74 984

• 75 000

• 76 000

• 74 000

• 70 000

Round off to the nearest hundred thousands; 113 248

• 100 000

• 200 000

• 110 000

• 1 000 000

Round off to the nearest ones; 1 999 999

• 1 999 999

• 2 000 000

• 1 000 000

• 1 999 990

Round off to the nearest hundreds; 1 999 999

• 1 999 999

• 2 000 000

• 1 000 000

• 1 999 990

It is the answer in addition.

• sum

• difference

• product

• quotient

It is the answer in division.

• sum

• difference

• product

• quotient

Identify the property that being used;

4 569 + 0 = 4 569

• Identity property of addition

• Commutative property of addition

• Associative property of addition

• Distributive property of addition

Identify the property that being used;

(23 + 29) + 30 = 23 + (29 +30)

• Identity property of addition

• Commutative property of addition

• Associative property of addition

• Distributive property of addition

Identify the property that being used;

47 + 98 = 98 + 47

• Identity property of addition

• Commutative property of addition

• Associative property of addition

• Distributive property of addition