Warm Up Writing Variable Expressions

Choose the phrase that CANNOT be used for the expression 25 - y.

• The difference of twenty-five and a number

• A number less than twenty-five

• twenty-five minus a number

• twenty-five less than a number

Translate this phrase into an algebraic expression.

The quotient of twenty and a number

Use the variable n to represent the unknown number.

• 20/n

• 20-n

• n+20

• n-20

Tags

CCSS.6.EE.A.2A

Translate this phrase into an algebraic expression.

80 more than a number

Use the variable B to represent the unknown number.

• 80B

• B-80

• B+80

• B÷80

Tags

CCSS.7.EE.A.2

CCSS.HSA.SSE.A.2

Write a word phrase to represent the following algebraic expression:

9n+1

• the quotient of 9 and a number plus 1

• the product of 9 and a number plus 1

• 1 more than the quotient of 9 and a number

• 1 more than the product of 9 and a number

Tags

CCSS.7.EE.A.2

CCSS.HSA.SSE.A.2

Write a word phrase to represent the following algebraic expression:

 $12x$  

• the product of a number and 12

• the product of 12 and a number

• 12 times a number

• a number times 12

Tags

CCSS.7.EE.A.2

CCSS.HSA.SSE.A.2

w increased by 5

• w - 5
• 5w
• w + 5
• w / 5

Tags

CCSS.6.EE.A.2A

Mary baked some cookies on Saturday. On Sunday she baked twice as many cookies as the day before. If c represents the number of cookies she made on Saturday, write an expression for the number of cookies she made on Sunday.

• c + 2
• c - 2
• c / 2
• 2c

Tags

CCSS.6.EE.B.6

Ruth has 3 times as many Hot Wheels cars as Scott.  If h represents the number of cars Scott has, which expression represents the number of cars Ally Ruth has? 

• h + 3 
• 3 - h 
• 3 / h
• 3h 

Tags

CCSS.6.EE.B.6

z - 4

• 4 inches ahead
• 4 less than z
• 4 times as many
• one-fourth the size

Tags

CCSS.7.EE.A.2

CCSS.HSA.SSE.A.2

Check all the following that could accurately represent this expression: 2 x - 3

• 3 less than twice a number

• a number doubled then decreased by 3

• twice a number less than 3

• The product of a 2 and a number minus three

Tags

CCSS.6.EE.A.2A