Subtraction with Regrouping in the Tens (😱Write on the table to solve!)
Grades:
2nd Grade,
1st Grade,
3rd Grade
Subjects:
Math
Standards:
Add and subtract within 1000, using concrete models or drawings and strategies based on place value, properties of operations, and/or the relationship between addition and subtraction; relate the strategy to a written method. Understand that in adding or subtracting three-digit numbers, one adds or subtracts hundreds and hundreds, tens and tens, ones and ones; and sometimes it is necessary to compose or decompose tens or hundreds. (2.NBT.7.),
Attend to precision. (MP.6.)
Student Instructions
Click
Copy the equations, writing them
v
e
r
t
i
c
a
l
l
y
on your table or desk with a dry-erase marker.
Check your answers as you go!
Click
Then clean up REALLY well! 😁
Teacher Notes (not visible to students)
Delete slide 1 or 2 depending on where your students sit! Delete slide 5 if students are writing on the table!
Slide 5 has same equations and could be used as a stand-alone practice.
Sign Up
Copy the equations, writing them
v
e
r
t
i
c
a
l
l
y
on your table or desk with a dry-erase marker.
Check your answers as you go!
Click 
Then clean up REALLY well! 😁
