6th Grade Midterm Review

Front

What does it mean for an expression to be prime?

Back

An expression is considered prime if it cannot be factored into simpler expressions, meaning it has no factors other than 1 and itself.

Front

Evaluate the expression: 9(-7)

Back

-63

Front

Which symbol completes the statement: 7.9 x 10^8 ? 1.2 x 10^9?

Back

<

Front

Convert 15% to a decimal.

Back

0.15

Front

Identify a number that is not a perfect square: 81, 196, 120, 361.

Back

120

Front

What is the definition of a perfect square?

Back

A perfect square is a number that can be expressed as the product of an integer with itself.

Front

How do you convert a percentage to a decimal?

Back

To convert a percentage to a decimal, divide the percentage by 100.

Front

What is the result of multiplying a negative number by a positive number?

Back

The result is always negative.

Front

What is the value of 10^3?

Back

1000

Front

What is the definition of an expression in mathematics?

Back

An expression is a combination of numbers, variables, and operators (like +, -, *, /) that represents a value.