All Common Core: Kindergarten Math Resources
Example Questions
Example Question #1 : Represent Addition And Subtraction In Various Forms: Ccss.Math.Content.K.Oa.A.1
Add the triangles below.
When we add we count up. We have triangle in the first box, and then
triangles in the second box. In total we have
triangles. If you start at
on a number line and count up
, you have
.
Example Question #1 : Understanding Addition And Subtraction
Add the triangles below.
When we add we count up. We have triangles in the first box, and then
triangles in the second box. In total we have
triangles. If you start at
on a number line and count up
, you have
.
Example Question #2 : Understanding Addition And Subtraction
Use the triangles below to help you answer the subtraction problem.
We have triangles and we want to subtract
triangle, which means the same thing as take them away. We can cross off the
triangle that we are subtracting, and count the number that we have left. In this case we have
triangles left. Subtraction is like counting backwards. We can start at
and count back
.
All Common Core: Kindergarten Math Resources
