All Common Core: 1st Grade Math Resources
例子问题ns
例子问题n #71 :Understand The Equal Sign, Determine If Equations Are True Or False: Ccss.Math.Content.1.Oa.D.7
Which of the equations is TRUE?
Bothandequal. So these two equations equal each other.,, and. Because none of these equations equal, they can’t be equal to.
例子问题n #71 :Working With Addition And Subtraction Equations
Which of the equations is TRUE?
Bothandequal. So these two equations equal each other.,, andBecause none of these equations equal, they can’t be equal to.
例子问题n #1 :Find The Missing Number In Addition And Subtraction Equations: Ccss.Math.Content.1.Oa.D.8
Fill in the blank.
__________
To find the missing piece of an addition problem, you can take the biggest number minus the smallest number., which means.
例子问题n #1 :Find The Missing Number In Addition And Subtraction Equations: Ccss.Math.Content.1.Oa.D.8
Fill in the blank.
__________
To find the missing piece of an addition problem, you can take the biggest number minus the smallest number., which means.
例子问题n #3 :Find The Missing Number In Addition And Subtraction Equations: Ccss.Math.Content.1.Oa.D.8
Fill in the blank.
__________
To find the missing piece of an addition problem, you can take the biggest number minus the smallest number., which means.
例子问题n #4 :Find The Missing Number In Addition And Subtraction Equations: Ccss.Math.Content.1.Oa.D.8
Fill in the blank.
__________
To find the missing piece of an addition problem, you can take the biggest number minus the smallest number., which means.
例子问题n #5 :Find The Missing Number In Addition And Subtraction Equations: Ccss.Math.Content.1.Oa.D.8
Fill in the blank.
__________
To find the missing piece of an addition problem, you can take the biggest number minus the smallest number., which means.
例子问题n #6 :Find The Missing Number In Addition And Subtraction Equations: Ccss.Math.Content.1.Oa.D.8
Fill in the blank.
__________
To find the missing piece of an addition problem, you can take the biggest number minus the smallest number., which means.
例子问题n #7 :Find The Missing Number In Addition And Subtraction Equations: Ccss.Math.Content.1.Oa.D.8
Fill in the blank.
__________
To find the missing piece of an addition problem, you can take the biggest number minus the smallest number., which means.
例子问题n #8 :Find The Missing Number In Addition And Subtraction Equations: Ccss.Math.Content.1.Oa.D.8
Fill in the blank.
__________
To find the missing piece of an addition problem, you can take the biggest number minus the smallest number., which means.