Writing One Step Equations Skills Check-3rd Period

Front

What is a one-step equation?

Back

A one-step equation is an equation that can be solved in a single step, typically involving addition, subtraction, multiplication, or division.

Front

What does 'increased by' mean in an equation?

Back

'Increased by' means to add a number to another number. For example, '25 increased by n' translates to the equation 25 + n.

Front

What does 'less than' mean in an equation?

Back

'Less than' indicates subtraction. For example, 'n less than 15' translates to the equation n - 15.

Front

How do you represent 'the sum of a number and 23 is 30' in an equation?

Back

The equation is n + 23 = 30.

Front

What is the solution to the equation n + 23 = 30?

Back

n = 30 - 23, so n = 7.

Front

How do you represent '15 less than a number is 60' in an equation?

Back

The equation is n - 15 = 60.

Front

What is the solution to the equation n - 15 = 60?

Back

n = 60 + 15, so n = 75.

Front

What does 'spent an unknown amount' mean in an equation?

Back

It means to use a variable (like p) to represent the amount spent.

Front

How do you represent 'John had $45 and spent an unknown amount p, leaving him with $13' in an equation?

Back

The equation is 45 - p = 13.

Front

What is the solution to the equation 45 - p = 13?

Back

p = 45 - 13, so p = 32.