standard_description: Fluently add and subtract within 1000 using strategies and algorithms based on place value, properties of operations, and/or the relationship between addition and subtraction.
problem_activity: Problem 1
Jakayla is trying to label all of the sides of the shape below. Help her figure out what the length of the sides labeled A and B are.
[IMG]
Problem 2
Find the area of the following figure:
[IMG]


aligns: no