Front-End Estimation of Sums and Differences
Aligned To Common Core Standard:
Grade 3 Operations- 3.OA.D.8
Printable Worksheets And Lessons
- Step-by-Step Lesson-
You will also find a quick purpose for this unit posted on this
- Guided Lesson
- Remember that we are focused on the highest place value here.
- Guided Lesson Explanation
- This should help you charge right through this topic.
- Front End Big Letters
Worksheet - I wonder if you find the hand written font easier
- Fish Friendly Sums
and Differences Worksheet 2 - Help give the fish some purpose
by solving a disagreement for them.
View Answer Keys- All the answer keys in one file.
A really good mix of challenges can be found here for you.
Practice sheets two and three are very unique for this topic. Give them a try!