Performance Assessment.
Socks Melissa finds 5 blue socks. Then she
finds 3 purple socks. She writes addition and
subtraction stories about the socks.
3. MP.2 Reasoning Melissa writes this question about the socks:
How many socks did I find in all?
Write an equation to solve Melissa's question.
&
=
4. MP.2 Reasoning Melissa writes another question about the socks:
How many more blue socks than purple socks did I find?
Write an equation to solve Melissa's question.
603=2
Zmore blue socks
5. MP.3 Explain Melissa says the addition
and subtraction equations for her problems
are related facts. Is Melissa correct?
Circle Yes or No. Use words, pictures, or
equations to explain.
Yes