Algebra Basics

You can only add and subtract ________.

• integers
• like terms
• terms that are not like
• dollar dollar bills

Tags

CCSS.7.EE.A.1

Examples of integers...

• -2, -1, 0, 1, 2

• 1/2, 3/4, 2/5

• x, y, z

• only positive numbers 1, 2, 3, 4

"8x" means....

• 8 times x
• 8 plus x
• 8 divided by x

Tags

CCSS.6.EE.A.2A

Sum is ________

• the result of addition
• the result of subtraction
• the result of dividion
• the result of multiplication 

Tags

CCSS.HSF.BF.A.2

A number divided by itself always equals ___. 
Ex:  x/x

• 1
• 0
• x
• undefined 

Tags

CCSS.8.EE.A.1

A number times 1 is always ______.
Ex:  x•1

• 1
• 0
• a negative
• itself

Tags

CCSS.5.NBT.B.7

A number times zero always equals _____.

• 1
• 0
• itself 
• x

Tags

CCSS.3.OA.B.5

A number plus its opposite is always equal to ______. 
Ex:  x + -x = ___

• 1
• 0
• x
• undefined

Tags

CCSS.7.NS.A.1B

A number divided by zero always equals ____.  Ex:  x/0

• 1
• 0
• itself
• undefined 

Tags

CCSS.HSA.APR.D.7

Zero divided by a number always equals _____.  ex:  0/x

• 1
• 0
• itself
• undefined 

Tags

CCSS.3.OA.B.6