Math STAAR review

What do parentheses indicate in an expression?

• They indicate that the operations inside them should be performed first.

• They indicate that the expression is a fraction.

• They indicate that the expression is a variable.

• They indicate that the expression is a constant.

What is a fraction?

• A fraction represents a part of a whole, expressed as a numerator over a denominator.

• A fraction is a whole number that can be divided by another whole number.

• A fraction is a type of decimal number that represents a value less than one.

• A fraction is a mathematical operation used to add or subtract numbers.

What is the sum of 2 + 3?

• 4

• 5

• 6

• 7

Where does the decimal point go in 23?

• At the beginning: .23

• In the middle: 2.3

• At the end: 23.0

• Nowhere, it's just 23

What is the least common multiple (LCM) of 3 and 4?

• 8

• 10

• 12

• 14

What is the difference between 10 and 4?

• 2

• 4

• 6

• 8

What is 1/2 + 1/2?

• 0.5

• 1.0

• 1.5

• 2.0

What is the greatest common factor (GCF) of 8 and 12?

• 2

• 3

• 4

• 6

What is the product of 4 x 5?

• 15

• 20

• 25

• 30

What is a composite number?

• A number that has exactly two factors.

• A number that is only divisible by 1 and itself.

• A composite number has more than 2 factors.

• A number that is a product of two prime numbers.