Ch 3 Test REVIEW-Expressions (6th Grade)

Front

What is an expression in mathematics?

Back

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

Front

What does it mean to simplify an expression?

Back

To simplify an expression means to reduce it to its simplest form by combining like terms and performing operations.

Front

What is the distributive property?

Back

The distributive property states that a(b + c) = ab + ac, meaning you can distribute a number across a sum.

Front

Simplify the expression: 8(7x + 3)

Back

56x + 24

Front

What is the greatest common factor (GCF)?

Back

The GCF is the largest number that divides two or more numbers without leaving a remainder.

Front

Factor the expression using the GCF: 56x + 28

Back

28(2x + 1)

Front

What are like terms?

Back

Like terms are terms that have the same variable raised to the same power.

Front

Simplify the expression: 4(2 + 9x - 1)

Back

36x + 4

Front

What does it mean to combine like terms?

Back

Combining like terms means to add or subtract coefficients of terms that have the same variable.

Front

Simplify the expression: 19m + 12 + 5(3m - 2)

Back

34m + 2