standard_description: Recognize that in a multi-digit number, a digit in one place represents 10 times as much as it represents in the place to its right and 1/10 of what it represents in the place to its left.
problem_activity: Problem 1
Round to the place mentioned below. Show or explain your thinking.
a.   Round 4,862 to the nearest thousand.
4,862 ≈ ___________
b.   Round 308,724 to the nearest hundred thousand.
308,724 ≈ __________
Problem 2
There are 97,385 people who live in Boulder, Colorado. Cathy thinks that rounds to about 100,000 people. Alonzo thinks it rounds to 90,000 people. Who rounded correctly, Cathy or Alonzo? Show or explain your thinking.


aligns: no