Adding Double Digit Numbers
Scoring Tool
BCR Rubric
Content
Technology
3 points
Student was
able to discuss
many steps in
solving the
problem.
Discussed how
he/she broke up
each number by
place value to
add them up.
Showed
numbers and
operations
Was able to
move the models
around to prove
answer. Was
also able to type
in the
answer/use the
voice record
feature to
discuss the
answer.
2 points
Student
discussed how
he/she broke up
each number by
place value to
add them up.
Did not show
numbers or
operations.
1 point
Student was
able to discuss
some steps in
solving the
problem.
Was able to
move the models
around to prove
answer. Was
also able to type
in the answer.
Had some
difficulty
moving the
models around.
Had some
mistakes or
confusion on
how to type in
each text box.
Baltimore County Public Schools: STEM Education
Office of Instructional Technology: Adding Double Digit Numbers Scoring Tool
July 2007