Our Math Lesson - Subtraction

Topic: Ways To Subtract: Subtracting by regrouping into tens and ones
Introduction:
ipad application aids students to subtract within 20.

Amber: "We're not sure how ...,"

Green: "Let me show you."

Green: "We can do it too."

 Teacher explained the steps to subtract by regrouping into tens and ones.



Now it's time to let students do the same steps in groups.

Green: "We're confident!"

"We are better! Let's show our mental steps to our classmates." Excellent!

Teacher asked each group to look at their steps and explain their steps to get the answer.

Now it's time to have our individual work.