Writing One Step Equations Skills Check - GREEN redo try #2

Front

What does 'less than' mean in an equation?

Back

It indicates subtraction. For example, 'a number less than 15' can be represented as n - 15.

Front

How do you represent 'increased by' in an equation?

Back

It indicates addition. For example, '25 increased by a number' can be represented as 25 + n.

Front

What is the equation for 'the sum of a number and 23 is 30'?

Back

n + 23 = 30.

Front

How do you solve the equation n - 15 = 60?

Back

Add 15 to both sides: n = 60 + 15, so n = 75.

Front

What does 'spent' indicate in a word problem?

Back

It indicates subtraction from a total amount.

Front

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

Back

The equation is 45 - p = 13.

Front

What is the first step to solve the equation 45 - p = 13?

Back

Subtract 13 from 45 to find p.

Front

What does 'altogether' mean in a word problem?

Back

It indicates the total amount after adding all parts together.

Front

How do you represent 'the total cost of items' in an equation?

Back

If one item costs $7.50 and the total is $47.50, the equation is 47.50 = 7.50 + x.

Front

What is the solution to the equation 25 + n = 92?

Back

Subtract 25 from both sides: n = 92 - 25, so n = 67.