standard_description: Use variables to represent numbers and write expressions when solving a real-world or mathematical problem; understand that a variable can represent an unknown number, or, depending on the purpose at hand, any number in a specified set.
problem_activity: Problem 1
What is the value of
$$0.24 \div 3$$
?
Problem 2
Estimate
$$3.46 \div 4$$
.


aligns: no