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www.mathletics.comRubric
Level 1
Level 2
Level 3
Level 4
The student cannot
determine a possible
solution over 50.
The student cannot
explain why the possible
numbers had to be odd.
The student does not
notice relationships
between solutions.
The student determines
one possible solution
that may or may not
be over 50 using
counting, but no mental
strategies.
The student cannot
explain why the possible
numbers had to be odd.
The student does not
notice relationships
between solutions.
The student determines
at least one or two
possible correct values
beyond 50 using some
mental strategies.
The student can explain
why the possible
numbers had to be odd.
The student notices
that solutions are
12 apart and might
refer to the fact that
12 = 3 x 4, but cannot
explain why solutions
are that far apart.
The student determines
at least three or four
possible correct values
beyond 50 using
mental strategies.
The student can clearly
explain why the possible
numbers had to be odd.
The student can clearly
explain why possible
solutions are 12 apart.
Leftovers
Number




