MATH 5 1ST GRADING ME

Which of the following best describes natural numbers?

• Counting numbers starting from 1, 2, 3, …

• Numbers including zero and decimals

• Negative integers only

• Fractions and decimals

Whole numbers are defined as:

• All positive numbers only

• Natural numbers including zero

• Fractions and decimals

• Negative numbers and decimals

Which property states that changing the order of addends does not change the sum?

• Associative Property of Addition

• Commutative Property of Addition

• Distributive Property

• Identity Property

Which property states that any number multiplied by 1 remains the same?

• Commutative Property

• Zero Property of Multiplication

• Identity Property of Multiplication

• Distributive Property

Which of the following is written in exponential notation?

• 4 × 4 × 4 × 4

• 4⁴

• 4 + 4 + 4

• 44

Evaluate: 2³ × 2² ÷ 2¹

• 2²

• 2³

• 2⁴

• 2⁵

Simplify: 5 + 2 × (8 - 3)²

• 55

• 45

• 35

• 75

Which of the following is written correctly in scientific notation?

• 0.45 × 10⁴

• 4.5 × 10⁻³

• 45 × 10²

• 4500 × 10⁻²

0.00056 in scientific notation is:

• 5.6 × 10⁻³

• 5.6 × 10⁻⁴

• 56 × 10⁻⁵

• 0.56 × 10⁻³

A number is divisible by 6 if:

• It is divisible by 2 and 3

• It is divisible by 4 and 2

• It ends with a 0

• It is divisible by 5 and 3