Gr7 Semester 1 Math Review

Front

Solve: 3x + 7 = -8

Back

x = -5

Front

Round 45.987 to the nearest hundredth.

Back

45.99

Front

What is the range of the dot plot?

Back

Range = 9

Front

Translate: The product of 9 and a number, x, increased by 10

Back

9x + 10

Front

What is the first step to solve this equation: 11 - 3x = 44?

Back

Subtract 11 from both sides.

Front

What is the definition of a variable in algebra?

Back

A symbol (often a letter) that represents a number in mathematical expressions or equations.

Front

What does it mean to solve an equation?

Back

To find the value of the variable that makes the equation true.

Front

What is the order of operations in mathematics?

Back

Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right).

Front

What is the formula for the area of a rectangle?

Back

Area = length × width.

Front

What is a dot plot?

Back

A statistical chart that consists of dots representing the frequency of data points.