Common Core: 1st Grade Math : Number & Operations in Base Ten
Study concepts, example questions & explanations for Common Core: 1st Grade Math
All Common Core: 1st Grade Math Resources
Example Questions
Example Question #162 : How To Add
What number is ten and zero?
Ten and zero means the same thing as 
Example Question #163 : How To Add
What number is ten and nine?
Ten and nine means the same thing as 
Example Question #113 : Understanding Place Value
What number is ten and one?
Ten and one means the same thing as 
Example Question #114 : Understanding Place Value
What number is ten and five?
Ten and five means the same thing as 
Example Question #1 : Numbers 10, 20, 30, 40, 50, 60, 70, 80, 90 Refer To One, Two, Three, Four, Five, Six, Seven, Eight, Or Nine Tens: Ccss.Math.Content.1.Nbt.B.2.C
How many tens are in the number
Six
One
Ten
Five
Two
One
There is a 
Example Question #121 : Understanding Place Value
How many tens are in the number
Thirty
Five
Thirteen
Three
Four
Three
There is a 
Example Question #3 : Numbers 10, 20, 30, 40, 50, 60, 70, 80, 90 Refer To One, Two, Three, Four, Five, Six, Seven, Eight, Or Nine Tens: Ccss.Math.Content.1.Nbt.B.2.C
How many tens are in the number
Twelve
Twenty
Three
One
Two
Two
There is a 
Example Question #1 : Numbers 10, 20, 30, 40, 50, 60, 70, 80, 90 Refer To One, Two, Three, Four, Five, Six, Seven, Eight, Or Nine Tens: Ccss.Math.Content.1.Nbt.B.2.C
How many tens are in the number
Fourteen
Six
Forty
Five
Four
Four
There is a 
Example Question #5 : Numbers 10, 20, 30, 40, 50, 60, 70, 80, 90 Refer To One, Two, Three, Four, Five, Six, Seven, Eight, Or Nine Tens: Ccss.Math.Content.1.Nbt.B.2.C
How many tens are in the number
Fifty
Three
Six
Five
Seven
Five
There is a 
Example Question #6 : Numbers 10, 20, 30, 40, 50, 60, 70, 80, 90 Refer To One, Two, Three, Four, Five, Six, Seven, Eight, Or Nine Tens: Ccss.Math.Content.1.Nbt.B.2.C
How many tens are in the number
Eight
Sixty
Four
Six
Eighty
Eight
There is a 
All Common Core: 1st Grade Math Resources
